Ruote Borrani S.p.A. (established 1922 in

Milan Milan ( , , ; ) is a city in northern Italy, regional capital of Lombardy, the largest city in Italy by urban area and the List of cities in Italy, second-most-populous city proper in Italy after Rome. The city proper has a population of nea ...

) is an Italian manufacturer of automobile and motorcycle

wheel A wheel is a rotating component (typically circular in shape) that is intended to turn on an axle Bearing (mechanical), bearing. The wheel is one of the key components of the wheel and axle which is one of the Simple machine, six simple machin ...

s. They are known for supplying

Rudge-Whitworth Rudge Whitworth Cycles was a British bicycle, bicycle saddle, motorcycle and sports car wheel manufacturer that resulted from the merger of two bicycle manufacturers in 1894, Whitworth Cycle Company, Whitworth Cycle Co. of Birmingham, fou ...

design centerlocking

wire wheels Wire wheels, wire-spoked wheels, tension-spoked wheels, or "suspension" wheels are wheels whose rims connect to their hubs by wire spokes. Although these wires are considerably stiffer than a similar diameter wire rope, they function mechanic ...

to many Italian

racing car Auto racing (also known as car racing, motor racing, or automobile racing) is a motorsport involving the racing of automobiles for competition. In North America, the term is commonly used to describe all forms of automobile sport including ...

sports cars A sports car is a type of automobile that is designed with an emphasis on dynamic performance, such as handling, acceleration, top speed, the thrill of driving, and racing capability. Sports cars originated in Europe in the early 1910s and ar ...

and

luxury car A luxury car is a passenger automobile providing superior comfort levels, features, and equipment. More expensive materials and surface finishes are used, and buyers expect a correspondingly high quality (business), build quality. The term is ...

History

The company was initially named Rudge-Whitworth Milano, as the splined centerlock hub mechanism was licensed from the

Coventry Coventry ( or rarely ) is a City status in the United Kingdom, cathedral city and metropolitan borough in the West Midlands (county), West Midlands county, in England, on the River Sherbourne. Coventry had been a large settlement for centurie ...

-based Rudge-Whitworth, which had developed the patents since 1908. It was run by Carlo Borrani at Via Ugo Bassi 9, and quickly became supplier for

Alfa Romeo Alfa Romeo Automobiles S.p.A. () is an Italian carmaker known for its sports-oriented vehicles, strong auto racing heritage, and iconic design. Headquartered in Turin, Italy, it is a subsidiary of Stellantis Europe and one of 14 brands of mu ...

, Bianchi,

Lancia Lancia Automobiles S.p.A. () is an Italian car manufacturer and a subsidiary of Stellantis Europe, which is the European subsidiary of Stellantis. The present legal entity of Lancia was formed in January 2007 when its corporate parent reorganise ...

and other racing cars, used by such drivers as

Enzo Ferrari Enzo Anselmo Giuseppe Maria Ferrari (; ; 18 February 1898 – 14 August 1988) was an Italian racing driver and entrepreneur, the founder of Scuderia Ferrari in Grand Prix motor racing, and subsequently of the Ferrari automobile marque. Under h ...

when winning the first

Coppa Acerbo The Coppa Acerbo was an automobile race held in Italy, named after Tito Acerbo, the brother of Giacomo Acerbo, a prominent fascist politician. Following Italy's defeat in World War II, and the consequent demise of fascism, the race was renamed t ...

Pescara Pescara (; ; ) is the capital city of the province of Pescara, in the Abruzzo Regions of Italy, region of Italy. It is the most populated city in Abruzzo, with 118,657 (January 1, 2023) residents (and approximately 350,000 including the surround ...

(1924). Borrani wheels used

aluminum alloy An aluminium alloy ( UK/IUPAC) or aluminum alloy ( NA; see spelling differences) is an alloy in which aluminium (Al) is the predominant metal. The typical alloying elements are copper, magnesium, manganese, silicon, tin, nickel and zinc. There ...

rims instead of

steel Steel is an alloy of iron and carbon that demonstrates improved mechanical properties compared to the pure form of iron. Due to steel's high Young's modulus, elastic modulus, Yield (engineering), yield strength, Fracture, fracture strength a ...

, improving

unsprung mass The unsprung mass (colloquially unsprung weight) of a vehicle is the mass of the suspension, wheels or tracks (as applicable), and other components directly connected to them. This contrasts with the sprung mass (or weight) supported by the ...

and thus overall performance compared to the original

design. Leadership transferred to the founder's son, Cesare Borrani, in 1937. The company name was changed to Ruote Borrani S.p.A. in the 1930s, due to

Benito Mussolini Benito Amilcare Andrea Mussolini (29 July 188328 April 1945) was an Italian politician and journalist who, upon assuming office as Prime Minister of Italy, Prime Minister, became the dictator of Fascist Italy from the March on Rome in 1922 un ...

's campaign to remove English

loanwords A loanword (also a loan word, loan-word) is a word at least partly assimilated from one language (the donor language) into another language (the recipient or target language), through the process of borrowing. Borrowing is a metaphorical term t ...

from the Italian language. Around this time the company also began manufacturing aluminum (non-wire) wheels to replace steel wheels. These

bimetal Bimetal refers to an object that is composed of two separate metals joined together. Instead of being a mixture of two or more metals, like alloys, bimetallic objects consist of layers of different metals. Trimetal and tetrametal refer to objects c ...

cast-aluminum wheels were standard on

Maserati 3500 The Maserati 3500 GT (''Tipo 101'') and the Maserati 3500 GT Spyder (''Tipo 101/C'') are 2-door coupé and convertible (car), convertible grand tourers made by Italy, Italian car manufacturer Maserati between 1957 and 1964. It was a seminal vehicl ...

. Between 1946 and 1966, all Ferrari cars were equipped with Borrani wheels as original equipment. The two businesses thus share an important part of Italian automotive history, both on the road and on the race tracks. Afterwards, Borrani wheels remained a major option for Ferrari owners until as late as 1984. Borrani wheels also were original equipment on famous makes like

Lamborghini Automobili Lamborghini S.p.A. ( , ), usually referred to as Lamborghini or colloquially Lambo, is an Italian manufacturer of luxury sports cars and SUVs based in Sant'Agata Bolognese. The company is owned by the Volkswagen Group through its su ...

Maserati Maserati S.p.A. () is an Italian luxury vehicle manufacturer. Established on 1 December 1914 in Bologna, Italy, the company's headquarters are now in Modena, and its emblem is a trident. The company has been owned by Stellantis since 2021. Ma ...

Facel Vega Facel S.A. was a French manufacturer of pressed steel automobile components and, subsequently, complete automobiles of their own design. To intensify its World War II war effort, French subcontracting company for military aeronautics Bronzavia ...

and

Aston Martin Aston Martin Lagonda Global Holdings PLC () is a British manufacturer of Luxury car, luxury sports cars and grand tourers. Its predecessor was founded in 1913 by Lionel Martin and Robert Bamford. Headed from 1947 by David Brown (entrepreneur ...

. In 1955, the company relocated to Baranzate in north-west Milan and merged with Costruzioni Meccaniche Rho S.p.A. At this time, 1/10 of the annual volume of about 1,500 wheels were for

Ferrari Ferrari S.p.A. (; ) is an Italian luxury sports car manufacturer based in Maranello. Founded in 1939 by Enzo Ferrari (1898–1988), the company built Auto Avio Costruzioni 815, its first car in 1940, adopted its current name in 1945, and be ...

racing cars.

Motorcycle A motorcycle (motorbike, bike; uni (if one-wheeled); trike (if three-wheeled); quad (if four-wheeled)) is a lightweight private 1-to-2 passenger personal motor vehicle Steering, steered by a Motorcycle handlebar, handlebar from a saddle-style ...

wheels for makes such as Moto-Guzzi were also produced. Borrani wire wheels were equipped on some prototype and

halo car The halo effect (sometimes called the halo error) is the tendency for positive impressions of a person, company, country, brand, or product in one area to positively influence one's opinion or feelings. The halo effect is "the name given to the p ...

s such as the 1953

Buick Skylark The Buick Skylark is a passenger car formerly produced by Buick. The model was made in six production runs, during 46 years, over which the car's design varied dramatically due to changing technology, tastes, and new standards implemented over t ...

In 2004, the Borrani wire wheel production was sold to RuoteMilano srl., member of the international automotive Zeta Europe BV group. The activities were moved to Rozzano on the southern edge of Milan. At these new facilities, the traditional production machines were rebuilt and refurbished to meet modern requirements, and to safeguard the quality and production capacity for Borrani wire wheels. Since then, the total product range has become readily available again and a number of models have been re-entered in production.

History

References

See also

Related articles

External links