The 5L40-E (and similar 5L50) are a series of

automatic transmission An automatic transmission (AT) or automatic gearbox is a multi-speed transmission (mechanics), transmission used in motor vehicles that does not require any input from the driver to change forward gears under normal driving conditions. The 1904 ...

s made by

General Motors General Motors Company (GM) is an American Multinational corporation, multinational Automotive industry, automotive manufacturing company headquartered in Detroit, Michigan, United States. The company is most known for owning and manufacturing f ...

. Designed for

longitudinal engine In automotive engineering, a longitudinal engine is an internal combustion engine in which the crankshaft is oriented along the long axis of the vehicle, from front to back. See also: transverse engine Use This type of motor is usually used fo ...

configurations, the series includes 5 forward gears and is used in the

GM Sigma platform The General Motors Sigma platform is a mid-size automobile platform used by General Motors from the 2003 to 2015 model years. Exclusive to the Cadillac division, Sigma was the successor to the Opel-designed V platform. Initially developed fo ...

vehicles from

Cadillac Cadillac Motor Car Division, or simply Cadillac (), is the luxury vehicle division (business), division of the American automobile manufacturer General Motors (GM). Its major markets are the United States, Canada and China; Cadillac models are ...

, the

Pontiac Solstice The Pontiac Solstice is a convertible sports car that was produced by Pontiac (automobile), Pontiac from 2005 to 2010. Introduced at the North American International Auto Show#2004, 2004 North American International Auto Show, the Solstice roads ...

BMW Bayerische Motoren Werke AG, trading as BMW Group (commonly abbreviated to BMW (), sometimes anglicised as Bavarian Motor Works), is a German multinational manufacturer of vehicles and motorcycles headquartered in Munich, Bavaria, Germany. Th ...

, and

Holden Commodore The Holden Commodore is a series of automobiles that were sold by now-defunct Australian manufacturer Holden from 1978 until 2020. They were manufactured from 1978 to 2017 in Australia and from 1979 to 1990 in New Zealand, with production of ...

. The electronically controlled transmission is designed around a fully articulated

Ravigneaux planetary gearset The Ravigneaux gearset is a double planetary gear set, invented by Pol Ravigneaux, who filed a patent application on July 28, 1949, in Neuilly-sur-Seine France. This planetary gear set, commonly used in automatic transmissions, is constructed fro ...

that is controlled by electronically timed application of several range-specific hydraulic clutches, in combination with mechanical one-way sprag clutches. The 5L40E unit's centerpiece is an automatic overdrive which supersedes the French-made 4L30E four-speed automatic light-duty gearboxes, and like them features a

torque converter A torque converter is a device, usually implemented as 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 ...

clutch to eliminate slipping losses in select forward ranges. It is assembled in

Strasbourg, France Strasbourg ( , ; ; ) is the prefecture and largest city of the Grand Est region of eastern France, in the historic region of Alsace. It is the prefecture of the Bas-Rhin department and the official seat of the European Parliament. The cit ...

. The 5L40/50 series was replaced in 2007 with the 6L50 six-speed.

5L40-E (A5S360R)

The 5L40-E was designated in either "M82" (

rear-wheel drive Rear-wheel drive (RWD) is a form of engine and transmission layout used in motor vehicles, in which the engine drives the rear wheels only. Until the late 20th century, rear-wheel drive was the most common configuration for cars. Most rear-whee ...

) or "MX5" (

all-wheel drive An all-wheel drive vehicle (AWD vehicle) is one with a powertrain capable of providing power to all its wheels, whether full-time or on-demand. Types The most common forms of all-wheel drive are: ;1x1 : All unicycles Reflects one axle with ...

) versions for service in BMW vehicles from 1999 model year until the design was superseded by (for BMW) the 6L45E and (for all others) the 6L50E series electronic automatic transmissions in 2007 . It is designed for service in vehicles up to 4000 lb (1814 kg) GVWR and in service was mated to a selection of final drive ratios 3.42:1, 3.73:1, or 3.91:1 depending on the carline. The 5L40-E had been designed for 1.8–3.6 L engines with a maximum of 250 ft·lbf (340 N·m) of torque. It was overestimate when used in combination of M57D30 engines. As the M57D30 rated torque output of 390/410Nm. Gear ratios: Applications: * 3.42:1 M82 ** 2004–2006

Cadillac CTS The Cadillac CTS is a luxury car, manufactured and marketed by General Motors from 2003 until 2019 across three generations. Initially available as a 4-door sedan using the GM Sigma platform, GM offered the second generation CTS in 4-door ...

(RWD) ** 2005–2006

Cadillac STS The Cadillac STS (an initialism of Seville Touring Sedan) is a mid-sized luxury 4-door sedan manufactured and marketed by General Motors from 2004 to 2011 for the 2005 to 2011 model years. A version of the STS was marketed in China as the SLS ...

(RWD) * 3.73:1 M82 ** 2004–2006

Cadillac SRX The Cadillac SRX is a mid-size luxury SUV and compact luxury crossover SUV (CUV) manufactured and marketed by Cadillac over two generations: the first generation as a five-door, three-row, seven-passenger CUV (2003–2009), and the second gene ...

(RWD) * 3.91:1 M82 ** 2006-2009

** 2007-2009

Saturn Sky The Saturn Sky is a convertible sports car that was produced by Saturn, and was initially released in the first quarter of 2006 as a 2007 model. It uses the ''Kappa'' automobile platform shared with the Pontiac Solstice. The Sky concept was shown ...

* 2.92:1 M82 ** 2004–2006 Holden WL Statesman/Caprice (RWD) ** 2004–2006

Holden VZ Commodore The Holden Commodore (VZ) is a full-size car that was produced by Holden from 2004 to 2006 as a sedan and to 2007 as a wagon and Coupé utility, Ute sold alongside the new Holden Commodore (VE), VE series. It was the fourth and final iteration ...

(RWD) ** 2005–2009 Chevrolet Omega (RWD) ** 2006–2009

Holden VE Commodore The Holden Commodore (VE) is a full-size car that was produced from 2006 to 2013 by Holden, the former Australian subsidiary of General Motors. Dubbed Holden's "billion dollar baby", the car was available as the Holden Berlina—the mid-rang ...

(RWD) ** 2008–2009

Pontiac G8 The Pontiac G8 is a full-size sedan that was produced by Holden in Australia for export to the United States, where it was sold by Pontiac. The G8, a rebadged Holden Commodore, was released in early 2008 for the 2008 model year in the United Stat ...

(RWD) * 3.42:1 MX5 ** 2004–2006

(AWD) ** 2004–2006

(AWD) * 3.91:1 MX5 ** 2004–2006

(AWD) * 3.08:1 **

BMW 3 Series (E46) The BMW 3 Series (E46) is the fourth generation of the BMW 3 Series range of compact executive cars manufactured by German automaker BMW. Produced from 1997 to 2006, it was the successor to the E36 3 Series, which ceased production in 2000. It ...

BMW 5 Series (E39) The BMW E39 is the fourth generation of the BMW 5 Series range of executive cars, which was manufactured from 1995 to 2004. It was launched in the saloon body style, with the station wagon body style (marketed as "Touring") introduced in 1996. T ...

Underrated when used with M57D30 engines *

BMW Z3 The BMW Z3 is a range of two-seater sports cars which was produced from 1995 to 2002. The body styles of the range are: * 2-door roadster (automobile), roadster (E36/7 model code) * 2-door coupé (E36/8 model code) The Z3 was based on the BMW 3 ...

Range Rover (L322) The Land Rover Range Rover (L322), generally shortened to Range Rover, is the third-generation Range Rover from British carmaker Land Rover, produced from 2001 through 2012. Contrary to its forebears, it is the first Range Rover with a unitary ...

Td6 diesels with BMW M57 engines only

5L50 (A5S390R)

The 5L50 is engineered to handle the stresses from vehicles weighing up to 5000 lb (2268 kg) GVWR. Final drive ratios include 2.93:1 and 3.23:1. The 5L50 can handle up to 311 ft·lbf (422 N·m) of torque. Gear ratios: Applications: * 2.93:1 M22 ** 2004–2006

Cadillac XLR The Cadillac XLR is a two-passenger roadster (automobile), roadster manufactured and marketed by Cadillac from 2003 to 2009 across a single generation. It was noted for its power retractable hardtop, Bulgari designed interior instruments, Automot ...

* 3.23:1 MV3/M22 ** 2005–2006

** 2004–2006

** 2001-2004 BMW X5 E53 3.0d ** 2001-2006 BMW 325XI, 330XI E46 2.5i, 3.0i ** 2004-2006

BMW 330CD E46 3.0d Bayerische Motoren Werke AG, trading as BMW Group (commonly abbreviated to BMW (), sometimes anglicised as Bavarian Motor Works), is a German multinational manufacturer of vehicles and motorcycles headquartered in Munich, Bavaria, Germany. The ...

References

{{DEFAULTSORT:Gm 5l40-E Transmission General Motors transmissions, 5L40-E

5L40-E (A5S360R)

5L50 (A5S390R)

See also

Other links

References