Buick Riviera
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The Buick Riviera is a
personal luxury car Personal luxury car is a North American car classification describing somewhat sporty, sophisticated mass-market coupés that emphasized comfort over performance. The North American manufacturers most often combined engineering, design, and mar ...
that was marketed by
Buick Buick () is a division of the American automobile manufacturer General Motors (GM). Started by automotive pioneer David Dunbar Buick in 1899, it was among the first American marques of automobiles, and was the company that established General ...
from 1963 to 1999, with the exception of the 1994 model year. As
General Motors The General Motors Company (GM) is an American Multinational corporation, multinational Automotive industry, automotive manufacturing company headquartered in Detroit, Michigan, United States. It is the largest automaker in the United States and ...
' first entry into the personal luxury car market segment, the Riviera was highly praised by automotive journalists upon its high-profile debut. It was a ground-up design on a new
GM E platform The General Motors E platform or E-body was the automobile platform designation used for a number of personal luxury cars produced from 1963 to 2002. Notably, early E-bodies were produced in both front wheel drive and rear wheel drive configu ...
debuting for the 1963 model year and was also Buick's first unique Riviera model. Unlike its subsequent GM E platform stablemates, the
Oldsmobile Toronado The Oldsmobile Toronado is a personal luxury car manufactured and marketed by the Oldsmobile division of General Motors from 1966 to 1992 over four generations. The Toronado was noted for its transaxle version of GM's Turbo-Hydramatic transmiss ...
and
Cadillac Eldorado The Cadillac Eldorado is a luxury car manufactured and marketed by Cadillac from 1952 until 2002 over twelve generations. The Eldorado was at or near the top of the Cadillac line. The original 1953 Eldorado convertible and the Eldorado Brougham ...
, the Riviera was initially a front engine/rear-wheel drive platform, switching to
front-wheel drive Front-wheel drive (FWD) is a form of engine and transmission layout used in motor vehicles, where the engine drives the front wheels only. Most modern front-wheel drive vehicles feature a transverse engine, rather than the conventional longitu ...
starting with the 1979 model year. While the early models stayed close to their original form, eight subsequent generations varied substantially in size and styling. A total of 1,127,261 Rivieras were produced. The Riviera name was resurrected for two
concept car A concept car (also known as a concept vehicle, show vehicle or prototype) is a car made to showcase new styling and/or new technology. They are often exhibited at motor shows to gauge customer reaction to new and radical designs which may or ...
s that were displayed at auto shows in 2007 and in 2013.


Origins


The Riviera name

The name ''Riviera'',
Italian Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, an ethnic group or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance language *** Regional Ita ...
for ''coastline'', was chosen to evoke the allure and affluence of the
French Riviera The French Riviera (known in French as the ; oc, Còsta d'Azur ; literal translation " Azure Coast") is the Mediterranean coastline of the southeast corner of France. There is no official boundary, but it is usually considered to extend from ...
. It first entered the
Buick Buick () is a division of the American automobile manufacturer General Motors (GM). Started by automotive pioneer David Dunbar Buick in 1899, it was among the first American marques of automobiles, and was the company that established General ...
line in 1949, as the designation for the new two-door pillarless
hardtop A hardtop is a rigid form of automobile roof, which for modern cars is typically constructed from metal. A hardtop roof can be either fixed (i.e. not removable), detachable for separate storing or retractable within the vehicle itself. The ...
, described in advertising as "stunningly smart". The
Buick Roadmaster The Buick Roadmaster is an automobile that was built by Buick from 1936 until 1942, from 1946 until 1958, and then again from 1991 until 1996. Roadmasters produced between 1936 and 1958 were built on Buick's longest non-limousine wheelbase and sh ...
Riviera coupe (along with the Cadillac Coupe de Ville and
Oldsmobile 98 The Oldsmobile 98 (spelled Ninety-Eight from 1952 to 1991, and Ninety Eight from 1992 to 1996) is the full-size flagship model of Oldsmobile that was produced from 1940 until 1942, and then from 1946 to 1996. The name – reflecting a "Serie ...
Holiday coupe) constituted the first mass production use of this body style, which was to become popular over the next 30 years. Buick added a two-door Riviera hardtop to the
Super Super may refer to: Computing * SUPER (computer program), or Simplified Universal Player Encoder & Renderer, a video converter / player * Super (computer science), a keyword in object-oriented programming languages * Super key (keyboard butt ...
the following year, the Special in 1951, and the
Century A century is a period of 100 years. Centuries are numbered ordinally in English and many other languages. The word ''century'' comes from the Latin ''centum'', meaning ''one hundred''. ''Century'' is sometimes abbreviated as c. A centennial or ...
upon its return, after a 12-year absence, in 1954. From 1951 to 1953 the ''Riviera'' designation was given to the existing long-wheelbase versions of the four-door Buick Roadmaster and Super sedans. The 1951–53 Buick Roadmaster and Super four-door Riviera sedans feature more standard features, more plush interior trim, and a wheelbase (and overall length) that is longer than a regular Buick Roadmaster or Super four-door sedan. The 1951–52 Buick Super four-door Riviera sedan is still shorter in wheelbase and length than the regular Buick Roadmaster and shorter than the Roadmaster four-door Riviera sedan. In 1953, with the move from the
Fireball Fireball may refer to: Science * Fireball (meteor), a brighter-than-usual meteor * Ball lightning, an atmospheric electrical phenomenon * ''Bassia scoparia'', a plant species Arts and entertainment Films * '' The Fireball'', a 1950 film starring ...
straight-eight to the more compact
Fireball Fireball may refer to: Science * Fireball (meteor), a brighter-than-usual meteor * Ball lightning, an atmospheric electrical phenomenon * ''Bassia scoparia'', a plant species Arts and entertainment Films * '' The Fireball'', a 1950 film starring ...
V8 engine, the Roadmaster and Super four-door Riviera sedans became the same length. In the middle of the 1955 model year, Buick and
Oldsmobile Oldsmobile or formally the Oldsmobile Division of General Motors was a brand of American automobiles, produced for most of its existence by General Motors. Originally established as "Olds Motor Vehicle Company" by Ransom E. Olds in 1897, it pro ...
introduced the world's first mass-produced four-door hardtops, with Buick offering it only on the Century and Special models, and the ''Riviera'' designation was also applied to these body styles. Four-door Riviera hardtops were added to the Roadmaster and Super lines at the beginning of the following model year. However, since it was a body style designation and not a model, the Riviera name does not usually appear on the car. In 1959, Buick became much more selective in applying the Riviera name. From then until 1962 it only was used to denote a premium trimmed six-window hardtop style which it initially shared exclusively with
Cadillac The Cadillac Motor Car Division () is a division of the American automobile manufacturer General Motors (GM) that designs and builds luxury vehicles. Its major markets are the United States, Canada, and China. Cadillac models are distributed ...
(the Oldsmobile 98 would receive it in 1961) and was available only on the Electra 225. The last usage of the term ''Riviera'' to describe a luxury trim level was 1963, as the formal designation of the #4829 Electra 225 Riviera four-door hardtop, the same year the E-body model two-door hardtop coupe Riviera made its debut.


Debut as a personal luxury car

In the late 1950s, GM lacked a
personal luxury car Personal luxury car is a North American car classification describing somewhat sporty, sophisticated mass-market coupés that emphasized comfort over performance. The North American manufacturers most often combined engineering, design, and mar ...
to compete with the highly successful
Ford Thunderbird The Ford Thunderbird (colloquially called the T-Bird) is a personal luxury car produced by Ford from model years 1955 until 1997 and 2002 until 2005 across 11 distinct generations. Introduced as a two-seat convertible, the Thunderbird was pr ...
—a uniquely styled, two-door that had dramatically increased in popularity when expanded from a two-seater to a four-passenger car and the
Chrysler 300C The Chrysler Corporation has used the designation Chrysler 300C to refer to two separate unrelated vehicles from different eras: * The 1957 Chrysler 300C is that year's version of the Chrysler 300 "letter series"; a large, high-performance luxury ...
. To fill this gap, an experimental
Cadillac The Cadillac Motor Car Division () is a division of the American automobile manufacturer General Motors (GM) that designs and builds luxury vehicles. Its major markets are the United States, Canada, and China. Cadillac models are distributed ...
design, the XP-715, was created, dubbed the "LaSalle" after a former GM luxury marque. Its angular look was reportedly inspired by GM styling chief Bill Mitchell's visit to
London London is the capital and List of urban areas in the United Kingdom, largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary dow ...
during the period, when he was struck by the sight of a custom-bodied
Rolls-Royce Rolls-Royce (always hyphenated) may refer to: * Rolls-Royce Limited, a British manufacturer of cars and later aero engines, founded in 1906, now defunct Automobiles * Rolls-Royce Motor Cars, the current car manufacturing company incorporated in ...
. He later said that "knife-edged" styling was what he wanted for the new model, but with a lower profile. The design itself was penned by stylist Ned Nickles. When Cadillac passed on the venture in 1960 the project was thrown open for competition by the other GM Divisions. Buick, desperate to revive its flagging sales, won the competition by enlisting the aid of the McCann-Erickson advertising agency to create its presentation. Initially referred to as the "Buick LaSalle" and later "Buick Riviera" concept cars, the finished design was adapted to a shortened version of Buick's existing cruciform frame. It was again introduced as a concept car in 1963 called the Buick Riviera Silver Arrow.


First generation (1963–1965)

The production Riviera was introduced on October 4, 1962, as a 1963 model, its distinctive bodyshell was unique to the marque, unusual for a GM product. The design was substantially the same as the original, less expensively hidden headlights concealed in the fender grilles. The elegant ground-up styling sported the new " Coke bottle look" introduced the year before on the arresting
Studebaker Avanti The Studebaker Avanti is a personal luxury coupe manufactured and marketed by Studebaker Corporation between June 1962 and December 1963. A halo car for the maker, it was marketed as "America's only four-passenger high-performance personal c ...
, with a tapered midsection surrounded by flaring fenders. There was no trace of the " Sweepspear" used on
beltline The Atlanta BeltLine (also Beltline or Belt Line) is a open and planned loop of multi-use trail and light rail transit system on a former railway corridor around the core of Atlanta, Georgia. The Atlanta BeltLine is designed to reconnect nei ...
s of earlier Buicks with the Riviera package. It rode a
cruciform Cruciform is a term for physical manifestations resembling a common cross or Christian cross. The label can be extended to architectural shapes, biology, art, and design. Cruciform architectural plan Christian churches are commonly describe ...
frame similar to the standard Buick frame, but shorter and narrower, with a narrower track. Its
wheelbase In both road and rail vehicles, the wheelbase is the horizontal distance between the centers of the front and rear wheels. For road vehicles with more than two axles (e.g. some trucks), the wheelbase is the distance between the steering (fron ...
of and overall length of were and shorter, respectively, than a Buick LeSabre, but slightly longer than a contemporary
Thunderbird Thunderbird, thunder bird or thunderbirds may refer to: * Thunderbird (mythology), a legendary creature in certain North American indigenous peoples' history and culture * Ford Thunderbird, a car Birds * Dromornithidae, extinct flightless birds ...
. At , it was about lighter than either. It shared the standard
Buick V8 engine The Buick V8 is a family of V8 engines produced by the Buick division of General Motors between 1953 and 1981. The first version replaced the Buick straight-eight. Displacements vary from (for the division's unique all-aluminum early 1960s engi ...
s, with a displacement of either or , and the unique continuously variable design twin turbine
automatic transmission An automatic transmission (sometimes abbreviated to auto or AT) is a multi-speed transmission used in internal combustion engine-based motor vehicles that does not require any input from the driver to change forward gears under normal driving ...
. Power brakes were standard, using Buick's massive "Al-Fin" (
aluminum Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. It ha ...
finned) drums of diameter.
Power steering A power steering is a mechanical device equipped on a motor vehicle that helps drivers steer the vehicle by reducing steering effort needed to turn the steering wheel, making it easier for the vehicle to turn or maneuver at lower speeds. Hydra ...
was standard equipment, with an overall steering ratio of 20.5:1, giving 3.5 turns lock-to-lock. The Riviera's suspension used Buick's standard design, with double wishbones in the front and a
live axle A beam axle, rigid axle or solid axle is a dependent suspension design in which a set of wheels is connected laterally by a single beam or shaft. Beam axles were once commonly used at the rear wheels of a vehicle, but historically they have als ...
located by trailing arms and a lateral
track bar A Panhard rod (also called Panhard bar, track bar, or track rod) is a suspension link that provides lateral location of the axle. Originally invented by the Panhard automobile company of France in the early twentieth century, this device has been ...
in the rear, but the
roll center The roll center of a vehicle is the notional point at which the cornering forces in the suspension are reacted to the vehicle body. There are two definitions of roll center. The most commonly used is the geometric (or kinematic) roll center, wher ...
s were lowered to reduce body lean. Although its
coil spring A selection of conical coil springs The most common type of spring is the coil spring, which is made out of a long piece of metal that is wound around itself. Coil springs were in use in Roman times, evidence of this can be found in bronze Fib ...
s were actually slightly softer than other Buicks, the Riviera's lighter weight made its ride somewhat firmer. While still biased towards
understeer Understeer and oversteer are vehicle dynamics terms used to describe the sensitivity of a vehicle to steering. Oversteer is what occurs when a car turns (steers) by more than the amount commanded by the driver. Conversely, understeer is what occ ...
, contemporary testers considered it one of the most driveable American cars, with an excellent balance of comfort and agility. Buick's "Nailhead" V-8 was initially the only available engine, fitted with dual exhaust as standard equipment, and the turbine drive the only transmission. Base price was $4,333 ($ in dollars ), running upwards of $5,000 delivered with typical options ($ in dollars ). Buick announced an optional version of the Nailhead in December 1962. Total production was deliberately limited to 40,000 vehicles (in a year that Buick sold 440,000 units overall) to emphasize the Riviera's exclusivity and to increase demand; only 2,601 were delivered with the delayed availability larger engine in the 1963 model year. With the same power as the bigger Buicks and less weight, the Riviera had improved all-around performance: ''
Motor Trend ''MotorTrend'' is an American automobile magazine. It first appeared in September 1949, and designated the first Car of the Year, also in 1949. Petersen Publishing Company in Los Angeles published ''MotorTrend'' until 1998, when it was sold to ...
'' recorded in 8 seconds or less, the standing quarter mile in about 16 seconds, and an observed top speed of . Fuel economy was a . Front leg room was 40.1 inches. Inside, the Riviera featured a luxurious four-place cabin with front
bucket seat A bucket seat is a car seat contoured to hold one person, distinct from a flat bench seat designed to fit multiple people. In its simplest form it is a rounded seat for one person with high sides, but may have curved sides that partially enclose ...
s and bucket-style seats in the rear. A center console with a floor shifter and storage compartment built into the instrument panel divided the front. Upholstery choices included all-vinyl, cloth and vinyl, or optional leather. A deluxe interior option included real walnut inserts on the doors and below the rear side windows. Extra-cost options included a tilt steering wheel, power windows, power driver's seat, air conditioning, a remote-controlled side-view mirror, and white sidewall tires. Minimal trim and mechanical changes were made for 1964, with the most identifiable distinguishing features being a raised stylized "R" hood emblem and "R" emblems replacing the Buick crests in the taillight lenses. The interior is distinguished by moving the heater controls from controls under the dashboard eyebrow to slide controls in the forward fairing of the center console. Leather was dropped as an option, and the
Dynaflow Dynaflow was the trademarked name for a type of automatic transmission developed and built by General Motors Buick Motor Division from late 1947 to mid-1963. The Dynaflow, which was introduced for the 1948 model year only as an option on Roadma ...
twin-turbine transmission was replaced by a new three-speed
Super Turbine 400 Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors. These transmissions mate a three-element turbine torque converter to a Simpson planetary geartra ...
. This was a GM Turbo Hydra-Matic. It used a two-speed "D" and 'L" selector, but could automatically downshift from third to second until the car reached a suitable speed to downshift to first. This was the first year of the stylized "R" emblem, a trademark that would continue throughout the remainder of Riviera's 36-year production run. The engine was upgraded to the previously optional V8. A 'Super Wildcat' version was available, with dual Carter AFB four-barrel
carburetor A carburetor (also spelled carburettor) is a device used by an internal combustion engine to control and mix air and fuel entering the engine. The primary method of adding fuel to the intake air is through the venturi tube in the main meteri ...
s. In 1965 the V8 returned as the standard engine, and the "Gran Sport" version made its debut, powered by the Super Wildcat V8, a 360 hp engine equipped with two Carter 625 CFM carburetors, a distributor with different advance, and outfitted with a more aggressive 3.42 axle ratio. A heavy-duty suspension was the separate H2 option but was not part of the Gran Sport option. It offered a quicker ratio steering box and firmer rated springs. The Super Turbine 400 transmission now had a variable pitch torque converter, but was fitted with a three-speed gear selector. The Gran Sport stock dual exhaust pipes were increased from to inside diameter and had fewer turns to reduce backpressure. Externally, the headlamps, now vertically arranged, were hidden behind clamshell doors in the leading edges of each fender, as had been in the original design. The non-functional side scoops between the doors and rear wheel arches were removed, and the taillights moved from the body into the rear bumper. A
vinyl roof Vinyl roof refers to a vinyl covering for an automobile's top. This covering was originally designed to give the appearance of a convertible to models with a fixed roof and eventually evolved into a styling statement in its own right. Vi ...
became available as an option, offered only in black, and the tilt steering wheel, optional in previous years, was now standard equipment. Total sales for the 1963 through 1965 model years was 112,244. The Riviera was well received by the motoring press and considered a great success, giving the Thunderbird its first real competition as America's preeminent
personal luxury car Personal luxury car is a North American car classification describing somewhat sporty, sophisticated mass-market coupés that emphasized comfort over performance. The North American manufacturers most often combined engineering, design, and mar ...
. It has since earned Milestone status from the Milestone Car Society.
Jaguar The jaguar (''Panthera onca'') is a large cat species and the only living member of the genus ''Panthera'' native to the Americas. With a body length of up to and a weight of up to , it is the largest cat species in the Americas and the th ...
founder and designer Sir William Lyons remarked that Mitchell had done "a very wonderful job," and
Sergio Pininfarina Sergio Pininfarina, born Sergio Farina, (8 September 1926
.
 – 3 July 2012) was an Italian
declared it "one of the most beautiful American cars ever built; it has marked a very impressive return to simplicity of American car design." At its debut at the Paris Auto Show,
Raymond Loewy Raymond Loewy ( , ; November 5, 1893 – July 14, 1986) was a French-born American industrial designer who achieved fame for the magnitude of his design efforts across a variety of industries. He was recognized for this by ''Time'' magazi ...
said the Riviera was the most handsome American production car—apart from his own
Studebaker Avanti The Studebaker Avanti is a personal luxury coupe manufactured and marketed by Studebaker Corporation between June 1962 and December 1963. A halo car for the maker, it was marketed as "America's only four-passenger high-performance personal c ...
, in his view the Riviera's only real competition for 1963. The first-generation Riviera is considered a styling landmark and has become a collectible car.


Second generation (1966–1970)

The Riviera was redesigned for the 1966 model year. It retained its cruciform X-frame, powertrain, and brakes, but its curvaceous new body was longer, wider, and heavier. Vent windows, a feature GM had introduced in the 1930s, were absent. Headlamps remained concealed, but now pivoted behind the grille when not in use, and they were once again horizontally arranged. The car's added bulk slowed acceleration with the unchanged 425 engine. The Gran Sport package remained available as an option. Rear seat belts and AM/FM radio were optional. The new front-wheel drive
Oldsmobile Toronado The Oldsmobile Toronado is a personal luxury car manufactured and marketed by the Oldsmobile division of General Motors from 1966 to 1992 over four generations. The Toronado was noted for its transaxle version of GM's Turbo-Hydramatic transmiss ...
shared the Riviera platform, and, a year later, the also front-wheel drive
Cadillac Eldorado The Cadillac Eldorado is a luxury car manufactured and marketed by Cadillac from 1952 until 2002 over twelve generations. The Eldorado was at or near the top of the Cadillac line. The original 1953 Eldorado convertible and the Eldorado Brougham ...
; however, the Riviera itself retained the rear-wheel drive layout. Inside, the four-place cabin with front and rear bucket seats and center console were replaced by a choice of bucket seats or conventional bench seats as standard equipment, making the Riviera a full six-passenger car for the first time. Optionally available was a Strato-bench seat with armrest or Strato bucket seats with either a short consolette or a full-length operating console with a "horseshoe" shaped floor shifter and storage compartment. Both the buckets and Strato-bench seat were available with a reclining seat option for the passenger's side. Sales for 1966 rebounded to 45,308, a new record. The most significant change for 1967 was Buick's replacement of its venerable 425 "Nailhead" with an entirely new V8. Its and of torque were a performance improvement. Gasoline mileage improved slightly, but remained low. Powerful
disc brake A disc brake is a type of brake that uses the calipers to squeeze pairs of pads against a disc or a "rotor" to create friction. This action slows the rotation of a shaft, such as a vehicle axle, either to reduce its rotational speed or to h ...
s with Bendix four-piston calipers became optional for the front wheels but most Riviera continued to be ordered with Buick's highly capable ribbed aluminum brake drums. Cosmetically, changes were few and were limited to the addition of a wide, full-width, center-mounted horizontal chrome grille bar that stretched over the headlight doors and outboard parking lights. Sales eased to 42,799 for the 1967 model year. The Riviera had full instrumentation. 1967 saw the introduction of U.S. mandated safety equipment to improve occupant protection during a crash, including an energy-absorbing steering column, non-protruding control knobs, 4-way hazard flasher, soft interior surfaces, locking seatbacks (on 2-door models), a dual-circuit hydraulic braking system (with warning light), and shoulder belt anchors. The Rivieras complied on all counts and featured the full range of safety features. 1968 models had reshaped loop-type bumpers that surrounded both the vehicle's recessed crosshatch front grille and tail lamps. Hidden wiper arms made their debut. Federally mandated side marker lights appeared, as inverted trapezoids on the lower leading edges of the front fenders, and circular in the rear. The interior was restyled and for the first time shared its instrument panel with the other full-size Buick models. Shoulder belts for front outboard occupants were made standard on all cars built from January 1, 1968. Mechanically, the transmission lost its variable pitch torque converter. A tilt steering wheel was standard. Sales set another new record in 1968, as 49,284 units were sold. Minor styling changes took place again in 1969, with grilles gaining a pattern of finely spaced, slim vertical bars overlaid by two wider horizontal bars, which jutted forward at their inboard edges. Front marker lights became far shorter and square. Inside, front outboard passengers received new headrests. The ignition switch was moved from the instrument panel to the steering column and locked the steering wheel and selector lever when the key was removed (a security feature that became mandatory for the 1970 model year). Chrome side trim was revised, as well. At the rear, the reverse lights moved from the rear bumper to new three-section tail-light lenses. Sales for 1969 improved again, to 52,872. The 1970 Riviera was restyled, incorporating design cues from Bill Mitchell's 1968 "Silver Arrow II" concept car. Exposed quad headlamps were nearly flush-mounted, while the new front bumper wrapped around and over the new vertical bar grille, set between the headlamp pods. A newly optional side trim feature accented the large coupe's flowing lines. Skirted rear wheels became standard, with exposed wheels an option. At the rear, a new rear bumper/taillight motif was seen. The engine was upgraded to , the largest engine Buick offered to date, rated at gross, net, and over of torque. Despite the fact that 1970 sales dropped to 37,366, the second-generation Riviera proved more successful than the first, with 227,669 units sold over five the years.


Third generation (1971–1973)

The Riviera was radically redesigned for the 1971 model year with flowing and dramatic "boat-tail" styling. Designed under Bill Mitchell's direction, it was penned by Jerry Hirshberg, future head of design for
Nissan , trading as Nissan Motor Corporation and often shortened to Nissan, is a Japanese multinational automobile manufacturer headquartered in Nishi-ku, Yokohama, Japan. The company sells its vehicles under the Nissan, Infiniti, and Datsun bra ...
, mating the two-piece vee-butted
fastback A fastback is an automotive styling feature, defined by the rear of the car having a single slope from the roof to the tail. The kammback is a type of fastback style. Some models, such as the Ford Mustang, have been specifically marketed as ...
rear window, inspired by the 1963 Corvette Sting Ray coupe, to the Riviera's platform. The design was originally intended for the smaller A-body or its related
G-body The General Motors G platform (also called G-Body) automobile platform A car platform is a shared set of common design, engineering, and production efforts, as well as major components, over a number of outwardly distinct models and even types o ...
, as shown by a full scale clay model of an A-body based boat-tail Riviera recently revealed. Given the late stage of the 1968-72 A/G platform evolution and accretive cost to add another version to it, GM Management decreed that the next Riviera use the full sized
GM B platform The B platform (also known as the B body) is a full-size rear-wheel drive car platform that was produced by General Motors (GM) from 1926 to 1996. Originally made for Oldsmobile and Buick, all of General Motors's five main makes would use it at ...
body—expanded for 1971 by in wheelbase and more than heavier— which produced controversial looks, making for a sharp departure from those of the Toronado and Eldorado. (''Collectible Automobile'' ran an article about 1971–76 full-sized Buicks in which one sketch design for their 2-door coupes which was rejected resembled the 1971–73 Riviera). This generation introduced a much more visual representation of the " sweepspear", with a more faithful representation to the version that appeared on 1950s Buicks in both the side molding and
beltline The Atlanta BeltLine (also Beltline or Belt Line) is a open and planned loop of multi-use trail and light rail transit system on a former railway corridor around the core of Atlanta, Georgia. The Atlanta BeltLine is designed to reconnect nei ...
. Savage (1993), p. 54 Large, round wheel openings were intended to convey more of a sporty air. The only engine available was Buick's own 455 ci V8 engine producing , with with the Gran Sport (GS) package. Savage (1993), p. 63 The 455 engine had a lower
compression ratio The compression ratio is the ratio between the volume of the cylinder and combustion chamber in an internal combustion engine at their maximum and minimum values. A fundamental specification for such engines, it is measured two ways: the stati ...
to meet
EPA The Environmental Protection Agency (EPA) is an independent executive agency of the United States federal government tasked with environmental protection matters. President Richard Nixon proposed the establishment of EPA on July 9, 1970; it be ...
emissions requirements, together with the shift from SAE gross to SAE net ratings this reduced claimed power to , with in the Gran Sport. Performance remained reasonably brisk, with a 0–60 mph time of 8.1 seconds for the GS, but the Riviera's sporty image was rapidly fading. One noteworthy advance was Buick's Max Trac
limited-slip differential A limited-slip differential (LSD) is a type of differential that allows its two output shafts to rotate at different speeds but limits the maximum difference between the two shafts. Limited-slip differentials are often known by the generic tr ...
. The 1971 Riviera also features GM's "Full-Flo" ventilation system and two large deck lid louvers are prominent on the trunk lid. Despite these features, Riviera sales for 1971 dropped to 33,810, the lowest to date. The 1972 Riviera received a new, egg-crate grille, more substantial front bumpers to prepare for the new 5-mph impact legislation, restyled taillight trim, and the louvers were removed from the trunk lid. The 1972 Riviera also featured a redesigned ventilation system, and the 455 engine switched to net power ratings, or in the Gran Sport, although the actual drop in net power was only . Sales remained stagnant at 33,728, a drop of 82 from the prior year. For 1973, the Riviera underwent a number of changes. Savage (1993), p. 60 The front bumper was redesigned to be thicker and featured bumper guards as standard in order to meet 1974 impact-bumper standards, the grille was switched back to horizontal slats, and the front lamps were moved from the bumper and were now integrated into the headlights, wrapping around the corners of the car. Sluggish sales of the third generation Riviera led GM to believe that the boattail deck lid was too radical for most customers' tastes, so in 1973 it was blunted and made slightly shorter. The taillights, meanwhile, were moved down from the sheet metal and into the bumper, and the rear license plate location was moved from the left side of the bumper to the center. The engine became standard, with with the Stage One package. This also included a limited-slip differential and a chrome-plated air cleaner. The "Gran Sport" package was still available as a separate option package consisting of a ride-and-handling package that included a rear stabilizer bar, JR78-15 whitewall steel-belted radial tires, a specially tuned "radial roadability" suspension, additional sound insulation and special "Gran Sport" badging. The design changes however only led to a marginal increase in sales, with 34,080 being produced for the model year.


Fourth generation (1974–1976)

Although carrying over the same platform, mechanicals, and some body panels seen on the "Third Generation" Riviera, Buick replaced its distinctive 'boat tail' roofline with a more conventional-looking "Colonnade" treatment which was more in line with its LeSabre and
Electra Electra (; grc, Ήλέκτρα) is one of the most popular mythological characters in tragedies.Evans (1970), p. 79 She is the main character in two Greek tragedies, '' Electra'' by Sophocles and '' Electra'' by Euripides. She is also the centra ...
brethren than its front-wheel drive cousins. This turned the car from a
hardtop coupe A hardtop is a rigid form of automobile roof, which for modern cars is typically constructed from metal. A hardtop roof can be either fixed (i.e. not removable), detachable for separate storing or retractable within the vehicle itself. The ...
into a pillared coupe, as it featured wide B pillars and fixed quarter
opera window An opera window is a small fixed window usually behind the rear side window of an automobile. They are typically mounted in the C-pillar of some cars. The design feature was popular during the 1970s and early 1980s and adopted by domestic U.S. m ...
s. A landau half-vinyl roof option was available. The car did retain its forward-jutting grille, albeit in a slightly modified form. Thus modified, the car looked far less distinctive than its predecessors, and even its platform mates, the
Oldsmobile Toronado The Oldsmobile Toronado is a personal luxury car manufactured and marketed by the Oldsmobile division of General Motors from 1966 to 1992 over four generations. The Toronado was noted for its transaxle version of GM's Turbo-Hydramatic transmiss ...
and
Cadillac Eldorado The Cadillac Eldorado is a luxury car manufactured and marketed by Cadillac from 1952 until 2002 over twelve generations. The Eldorado was at or near the top of the Cadillac line. The original 1953 Eldorado convertible and the Eldorado Brougham ...
. The tamer-looking Riviera was no lighter, and its standard 455 V8 lost more power, dropping to and for standard and Stage One models respectively. Max Trac was dropped from the option list after 1974 due to a lack of buyer interest. The revised styling did not improve sales, which fell to 20,129 in 1974, although it is impossible to determine how much this was a result of the
energy crisis An energy crisis or energy shortage is any significant bottleneck in the supply of energy resources to an economy. In literature, it often refers to one of the energy sources used at a certain time and place, in particular, those that supply n ...
and how much was due to the tame appearance. Savage (1993), p. 61 This generation introduced a novelty that later became federally mandated in a modified form, two high-mounted taillights above the trunk and below the rear window, which was shared on its platform twin the Toronado. For 1975, the Riviera received an updated front fascia, which lost its forward-jutting theme through the redesign of the fiberglass front end cap. Quad rectangular headlights were mounted horizontally. The new vertical-bar grille echoed the "stand-up" theme that many GM cars of the day incorporated. Parking lights wrapped around the fender sides. The Stage One performance package was dropped for 1975, though the Gran Sport handling package would continue to be offered. The standard engine's output dipped to . Sales for 1975 were 17,306. Minor changes greeted 1976 models, the most notable of which was a new crosshatch grille insert. The Gran Sport handling package was replaced by an 'S/R' package that had similar sporting pretensions. Sales rallied slightly to 20,082 for 1976.


Fifth generation (1977–1978)

Buick downsized the Riviera for 1977 onto the new smaller
GM B platform The B platform (also known as the B body) is a full-size rear-wheel drive car platform that was produced by General Motors (GM) from 1926 to 1996. Originally made for Oldsmobile and Buick, all of General Motors's five main makes would use it at ...
. While the other E-bodies were front wheel drive since 1966 (1967 for Cadillac's Eldorado), the Buick E platform used a rear-wheel-drive B-body undercarriage (along with the cruciform frame of pre-1965 GMs for the 1966–70 generation). All B-bodies (including C and D platform GM RWDs) were downsized for the 1977 model year which prompted the short-lived 1977/78 generation. It was, in most respects, a Buick LeSabre coupe with unique styling (with quarter windows mimicking the 1975–78 Cadillac Eldorado). Unlike its LeSabre counterpart, the front fascia is vertical as opposed to slanted. It was reduced to a wheelbase of , down , and an overall length of , down . Weight was reduced by appoximately . The 455 engine was replaced by a
Buick V8 engine The Buick V8 is a family of V8 engines produced by the Buick division of General Motors between 1953 and 1981. The first version replaced the Buick straight-eight. Displacements vary from (for the division's unique all-aluminum early 1960s engi ...
with or an Oldsmobile-built with . California models had a Oldsmobile 350. Sales were up modestly to 26,138 for 1977 and then fell to 20,535 for 1978, although this was a stopgap model until the all-new E-body cars would be ready for 1979. The 1977 and 1978 Rivieras were produced on the downsized GM B platform before the 1979 redesign on the FWD E-platform.


75th Anniversary Package

For 1978, a special "LXXV" edition was released to commemorate Buick's 75th anniversary on the market. Production total was 2,889 and included special silver & black paint with gray leather seats with black trim, four-wheel disc brakes, brushed chrome trim, deep pile carpeting, and special LXXV name plates. Production Figures


Sixth generation (1979–1985)

The 1979 model year was the debut of the first front wheel drive Riviera, which was also the first front-drive production model in Buick history. Built on a wheelbase, it once again shared its mechanical design and platform with the
Cadillac Eldorado The Cadillac Eldorado is a luxury car manufactured and marketed by Cadillac from 1952 until 2002 over twelve generations. The Eldorado was at or near the top of the Cadillac line. The original 1953 Eldorado convertible and the Eldorado Brougham ...
and
Oldsmobile Toronado The Oldsmobile Toronado is a personal luxury car manufactured and marketed by the Oldsmobile division of General Motors from 1966 to 1992 over four generations. The Toronado was noted for its transaxle version of GM's Turbo-Hydramatic transmiss ...
. The Olds 403 and Buick 350 were dropped, but the Olds 350 remained, as did a new
turbocharged In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pr ...
Buick V6 engine of displacement with which was installed in the Riviera S-Type, shared with the Regal Sport Coupe turbo for model year 1980. The Riviera became ''
Motor Trend ''MotorTrend'' is an American automobile magazine. It first appeared in September 1949, and designated the first Car of the Year, also in 1949. Petersen Publishing Company in Los Angeles published ''MotorTrend'' until 1998, when it was sold to ...
'' Car of the Year. Sales more than doubled, to 52,181 for 1979 and 48,621 for the similar 1980 models. 1981 saw the Turbo renamed
T-Type The T-Type name was used in a series of Buick automobiles that were popular during the 1980s. This marketing approach for Buick products was a revival of a similar approach used in the 1960s (and later revived in the 1990s) with the Buick GS desi ...
and the demise of the 350 engine in favor of the Oldsmobile-built with (phased in during the 1980 MY). The standard engine was now Buick's V6, and a new option was an Oldsmobile
diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-cal ...
with a mere offered through 1985. 1982 also saw the first-ever Riviera
convertible A convertible or cabriolet () is a passenger car that can be driven with or without a roof in place. The methods of retracting and storing the roof vary among eras and manufacturers. A convertible car's design allows an open-air driving expe ...
, although relatively few were built, owing to a high price - US$23,944 ($ in dollars ). The Riviera convertible was available in only two color choices-white or red firemist with the only interior color of red leather. A twin-turbocharged Riviera convertible was chosen to be the pace car at the 1983
Indianapolis 500 The Indianapolis 500, formally known as the Indianapolis 500-Mile Race, and commonly called the Indy 500, is an annual automobile race held at Indianapolis Motor Speedway (IMS) in Speedway, Indiana, United States, an enclave suburb of Indi ...
, tuned to produce . Most convertible Rivieras had the V8 engine, which saw an increase in rated SAE net HP to 150 for both convertibles and coupes fitted with it from 1982 through the 1985 model year. In 1983 a special edition of 500 "Riviera XX" was offered, celebrating twenty years since the introduction of the first Riviera (502 were built in the end). These have a special two-tone exterior paint, real wire wheels, a leather, and walnut interior as well as 24-karat gold plated "Riviera XX" badging. The Riviera XX also received a special grille, which then became part of the 1984 model year facelift model. Overall sales made the 1980s Riviera a great success, reaching 65,305 for the 1985 model year. Production Figures


Seventh generation (1986–1993)

The E-body coupes were converted to unibody construction and further downsized for 1986 to a wheelbase. The V6 was now the only engine, rated initially at SAE and of torque. It used the Turbo-
Hydramatic Hydramatic (also known as Hydra-Matic) is an automatic transmission developed by both General Motors' Cadillac and Oldsmobile divisions. Introduced in 1939 for the 1940 model year vehicles, the ''Hydramatic'' was the first mass-produced fully-a ...
440-T4 automatic with a 2.84:1 final drive ratio. This generation featured an advanced electronic instrumentation display on a dash-mounted CRT. The CRT controlled the vehicle's climate control system and stereo, and also supplied advanced instrumentation such as a
trip computer A trip computer is a computer fitted to some cars; most modern trip computers record, calculate, and display the distance travelled, the average speed, the average fuel consumption, and real-time fuel consumption. The first, mechanical trip co ...
and maintenance reminder feature. Four-wheel disc brakes were standard. With a choice of three suspension packages available, up to the performance-oriented FE3 setting, handling was notably improved. The Riviera placed fourth for ''
Motor Trend ''MotorTrend'' is an American automobile magazine. It first appeared in September 1949, and designated the first Car of the Year, also in 1949. Petersen Publishing Company in Los Angeles published ''MotorTrend'' until 1998, when it was sold to ...
''s 1986 Car of the Year contest. This generation saw the installation of Dynaride, which was an air compressor that would pressurize the rear Chapman Struts to maintain a level overall ride height. A badge was installed on the dashboard to the left of the steering column on all vehicles equipped. It was not available on vehicles equipped with Gran Touring Suspension. Fuel economy was also notably improved for the 1986 Riviera but the investment in the downsized,
transverse engine A transverse engine is an engine mounted in a vehicle so that the engine's crankshaft axis is perpendicular to the direction of travel. Many modern front-wheel drive vehicles use this engine mounting configuration. Most rear-wheel drive vehicle ...
front wheel drive platform resulted in a substantial price increase to $19,831 ($ in dollars ) for the base model and $21,577 for the
T-Type The T-Type name was used in a series of Buick automobiles that were popular during the 1980s. This marketing approach for Buick products was a revival of a similar approach used in the 1960s (and later revived in the 1990s) with the Buick GS desi ...
($ in dollars ). The smaller exterior dimensions and lack of a V8 led to sales plummeting to 22,138 for 1986, 15,223 for 1987, and only 8,625 for 1988. 1988 also saw the introduction of Buick's new Reatta coupe, a two-seat personal luxury car. The Riviera was restyled for 1989, adding to the overall length (on an unchanged wheelbase). Sales improved to 21,189 for 1989, but dropped to a low of 4,555 for 1993, the abbreviated final model year of this generation. The last 1993 Riviera rolled off the
Detroit/Hamtramck Assembly Detroit/Hamtramck Assembly, also called Factory Zero, is a General Motors automobile assembly plant straddling the border between Detroit and Hamtramck, Michigan. It is located about three miles (five km) from GM's corporate headquarters. Wh ...
plant line on December 10, 1992. Production Figures:


Eighth generation (1995–1999)

After a hiatus in 1994, the Riviera returned in 1995 with radical styling that departed from the previous generations' traditional image. A
naturally aspirated Naturally may refer to: ;Albums * '' Naturally!'', an album by Nat Adderley * ''Naturally'' (Houston Person album) * ''Naturally'' (J. J. Cale album) * ''Naturally'' (John Pizzarelli album) * ''Naturally'' (Sharon Jones album) * ''Naturally'' ...
3800 V6 was standard, with a
supercharged In an internal combustion engine, a supercharger compresses the intake gas, forcing more air into the engine in order to produce more power for a given displacement. The current categorisation is that a supercharger is a form of forced indu ...
version rated at and available as an option. Rivieras were now built in Orion Township, Michigan, riding the same Cadillac-derived G platform as the 4-door Oldsmobile Aurora. The first of 41,422 Rivieras made in 1995 rolled off the assembly line on May 23, 1994. In 1996, supercharged versions saw an increase in power to and 280 lb·ft (380 N·m), as well as the 4T60E-HD transmission. 18,036 Rivieras were manufactured in 1996. 1997 saw suspension revisions, removing excess weight. An upgraded 4T65E-HD transmission featuring a larger
torque converter A torque converter is a type of fluid coupling that transfers rotating power from a prime mover, like an internal combustion engine, to a rotating driven load. In a vehicle with an automatic transmission, the torque converter connects the p ...
and heavy-duty
gearbox Propulsion transmission is the mode of transmitting and controlling propulsion power of a machine. The term ''transmission'' properly refers to the whole drivetrain, including clutch, gearbox, prop shaft (for rear-wheel drive vehicles), diff ...
were added. 18,827 were made in 1997. For 1998, the supercharged V6 became standard. GM's
OnStar OnStar Corporation is a subsidiary of General Motors that provides subscription-based communications, in-vehicle security, emergency services, turn-by-turn navigation, and remote diagnostics systems throughout the United States, Canada, China, ...
service was added as an option, along with minor interior design changes and features including passenger heated seats. A total of 10,953 units were produced for 1998. With sales of all coupes declining in the North American market, GM decided to discontinue the Riviera. 1999 was the car's last model year with production of 1,956 cars ceasing on November 25, 1998. The final 200 cars had special silver paint and trim, and were denoted "Silver Arrow" models, a designation which hearkened back to several Silver Arrow show cars that had been built off Riviera bodies by Bill Mitchell. Eighth-generation Rivieras received the most powerful V6 Buick engine since the Grand Nationals of the 1980s. The supercharged
OHV An overhead valve (OHV) engine, sometimes called a ''pushrod engine'', is a piston engine whose valves are located in the cylinder head above the combustion chamber. This contrasts with earlier flathead engines, where the valves were located be ...
V6 provided high
torque In physics and mechanics, torque is the rotational equivalent of linear force. It is also referred to as the moment of force (also abbreviated to moment). It represents the capability of a force to produce change in the rotational motion of th ...
and acceleration allowing 0 to in under 7 seconds, and turning the mile in 15.5 seconds. Supercharged Rivieras achieved a fuel efficiency figure of 18/27 (city/highway mpg). Production Figures:


Engines


Concept cars


2007 concept

At the 2007
Shanghai Motor Show Auto Shanghai (), officially known as the Shanghai International Automobile Industry Exhibition (), is a biennial international automobile show that alternates with the Beijing Auto Show (Auto China) as China's yearly international automotive ...
, Buick debuted a
concept Concepts are defined as abstract ideas. They are understood to be the fundamental building blocks of the concept behind principles, thoughts and beliefs. They play an important role in all aspects of cognition. As such, concepts are studied by ...
coupe named Riviera, based on the GM Epsilon II platform. The concept was later shown at the 2008 North American International Auto Show. It was designed by the Pan Asia Technical Automotive Center ( PATAC). The design was inspired by classic Buicks, ancient Chinese artifacts, and modern electronic icons. It includes "icy green" backlighting, Shell Blue body,
gull-wing door In the automotive industry, a gull-wing door, also known as a falcon-wing door or an up-door, is a car door that is hinged at the roof rather than the side, as pioneered by Mercedes-Benz 300 SL, first as a race car in 1952 ( W194), and then a ...
s, a 2+2 seating configuration, and 21-inch 10-spoke forged aluminum wheels.


2013 concept

Another concept Riviera was shown at the 2013
Shanghai Motor Show Auto Shanghai (), officially known as the Shanghai International Automobile Industry Exhibition (), is a biennial international automobile show that alternates with the Beijing Auto Show (Auto China) as China's yearly international automotive ...
, again developed by the Pan Asia Technical Automotive Center PATAC. It has gull-wing doors and a plug-in electric driveline as well as four wheel steering, electromagnetically controlled suspension with air springs, built in
4G LTE In telecommunications, long-term evolution (LTE) is a standard for wireless broadband communication for mobile devices and data terminals, based on the GSM/EDGE and UMTS/HSPA standards. It improves on those standards' capacity and speed by us ...
connection, transparent A pillar and wireless charging.


References

Works cited * Gunnell, John, ed.: ''Standard Catalog of American Cars: 1946–1975'', 4th ed., Iola, Wisconsin: Krause Publications, * Flammang, James M., ed.: ''Standard Catalog of American Cars: 1976–1999'', 3rd ed., Iola, Wisconsin: Krause Publications,


External links


Riviera Owners Association

Riviera Performance
— discussion board
1971–1973 Buick Riviera - Boattail
— pictures and information {{Authority control 1960s cars 1970s cars 1980s cars 1990s cars
Riviera ''Riviera'' () is an Italian word which means "coastline", ultimately derived from Latin , through Ligurian . It came to be applied as a proper name to the coast of Liguria, in the form ''Riviera ligure'', then shortened in English. The two area ...
Coupés Front-wheel-drive vehicles Motor vehicles manufactured in the United States Rear-wheel-drive vehicles Cars introduced in 1963 Personal luxury cars