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GM 5L40-E transmission

 

 
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GM 5L40-E transmission
 
 
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The 5L40-E (and similar 5L50) are a series of automatic transmission
Automatic transmission

An automatic transmission is an automobile gearbox that can change gear ratios automatically as the vehicle moves, freeing the driver from having to shift gears manual transmission....
s from General Motors. Designed for longitudinal engine
Longitudinal engine

In automotive engineering, a longitudinal engine, also sometimes known as a north-south engine, is an internal combustion engine in which the crankshaft is oriented along the long axis of the vehicle, front to back....
 configurations, the series includes 5 forward gears and is used in the GM Sigma platform
GM Sigma platform

Sigma is General Motors Corporation' mid-size car rear-wheel drive automobile platform. The architecture debuted in 2002 with the 2003 Cadillac CTS and is adaptable for all-wheel drive and extended wheelbase versions....
 vehicles from Cadillac
Cadillac

Cadillac is a luxury vehicle marque owned by General Motors. Cadillac vehicles are sold in over 50 countries and territories, mainly in the United States, Canada, and Mexico....
, as well as the Pontiac Solstice
Pontiac Solstice

The Pontiac Solstice is a small sports car from the Pontiac division of General Motors. Introduced at the 2004 North American International Auto Show, the Solstice roadster began mass production in Wilmington, Delaware, starting in mid-2005 for the 2006 model year....
 and Holden Commodore
Holden Commodore

The Holden Commodore is an automobile manufactured by the Holden division of General Motors in Australia, and, formerly, in New Zealand. In the mid-1970s, Holden established proposals to replace the long-serving Holden Kingswood nameplate with an all-new smaller model....
.

The electronically controlled transmission includes an automatic overdrive
Overdrive

Overdrive may refer to:* Operation Overdrive , a scheme to improve public transportation in and around the Medway Towns in north Kent, England...
 with a torque converter
Torque converter

A torque converter is a modified form of fluid coupling that is used to transfer rotating power from a Wiktionary:prime mover, such as an internal combustion engine or electric motor, to a rotating driven load....
 clutch. It is assembled in Strasbourg, France.

The 5L40/50 series was replaced in 2007 with the 6L50
GM 6L50 transmission

The 6L50 is a 6-speed longitudinally-mounted automatic transmission produced by General Motors. It is very similar in design to the larger GM 6L80 transmission, and is produced at the GM Powertrain plant in Strasbourg, France....
 six-speed.

5L40-E is available in either "M82" (rear-wheel drive) or "MX5" (all-wheel drive) versions.






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Encyclopedia


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

An automatic transmission is an automobile gearbox that can change gear ratios automatically as the vehicle moves, freeing the driver from having to shift gears manual transmission....
s from General Motors. Designed for longitudinal engine
Longitudinal engine

In automotive engineering, a longitudinal engine, also sometimes known as a north-south engine, is an internal combustion engine in which the crankshaft is oriented along the long axis of the vehicle, front to back....
 configurations, the series includes 5 forward gears and is used in the GM Sigma platform
GM Sigma platform

Sigma is General Motors Corporation' mid-size car rear-wheel drive automobile platform. The architecture debuted in 2002 with the 2003 Cadillac CTS and is adaptable for all-wheel drive and extended wheelbase versions....
 vehicles from Cadillac
Cadillac

Cadillac is a luxury vehicle marque owned by General Motors. Cadillac vehicles are sold in over 50 countries and territories, mainly in the United States, Canada, and Mexico....
, as well as the Pontiac Solstice
Pontiac Solstice

The Pontiac Solstice is a small sports car from the Pontiac division of General Motors. Introduced at the 2004 North American International Auto Show, the Solstice roadster began mass production in Wilmington, Delaware, starting in mid-2005 for the 2006 model year....
 and Holden Commodore
Holden Commodore

The Holden Commodore is an automobile manufactured by the Holden division of General Motors in Australia, and, formerly, in New Zealand. In the mid-1970s, Holden established proposals to replace the long-serving Holden Kingswood nameplate with an all-new smaller model....
.

The electronically controlled transmission includes an automatic overdrive
Overdrive

Overdrive may refer to:* Operation Overdrive , a scheme to improve public transportation in and around the Medway Towns in north Kent, England...
 with a torque converter
Torque converter

A torque converter is a modified form of fluid coupling that is used to transfer rotating power from a Wiktionary:prime mover, such as an internal combustion engine or electric motor, to a rotating driven load....
 clutch. It is assembled in Strasbourg, France.

The 5L40/50 series was replaced in 2007 with the 6L50
GM 6L50 transmission

The 6L50 is a 6-speed longitudinally-mounted automatic transmission produced by General Motors. It is very similar in design to the larger GM 6L80 transmission, and is produced at the GM Powertrain plant in Strasbourg, France....
 six-speed.

5L40-E

The 5L40-E is available in either "M82" (rear-wheel drive) or "MX5" (all-wheel drive) versions. It is able to handle vehicles up to 4000 lb (1814 kg) GVWR. The final drive ratio is 3.42:1, 3.73:1, or 3.91:1. The 5L40-E is designed for 1.8–3.6 L engines with a maximum of 250 ft·lbf (340 N·m) of torque.

Gear ratios:
12345R
3.422.211.601.000.753.02


Applications:
  • 3.42:1 M82
    • 2004–2006 Cadillac CTS
      Cadillac CTS

      The CTS is a mid size luxury car made by General Motors for the Cadillac brand.It was introduced as the replacement for the Cadillac Catera in 2003....
       RWD
    • 2005–2006 Cadillac STS
      Cadillac STS

      The STS is a midsize-size car luxury vehicle car manufactured and sold by Cadillac....
       RWD
  • 3.73:1 M82
    • 2004–2006 Cadillac SRX
      Cadillac SRX

      The Cadillac SRX is a mid-size Crossover produced by the Cadillac division of United States automaker General Motors since the 2004 model year....
       RWD
  • 3.91:1 M82
    • 2006 Pontiac Solstice
      Pontiac Solstice

      The Pontiac Solstice is a small sports car from the Pontiac division of General Motors. Introduced at the 2004 North American International Auto Show, the Solstice roadster began mass production in Wilmington, Delaware, starting in mid-2005 for the 2006 model year....
    • 2007 Saturn Sky
      Saturn Sky

      The Saturn Sky is the first ever sports car from the Saturn Corporation marque of United States automaker General Motors. It was released in the first quarter of 2006 as a 2007 model....
  • 2.92:1 M82
    • 2004–2006 Holden WL Statesman RWD
    • 2004–2006 Holden VZ Commodore RWD
    • 2006- Holden VE Commodore RWD
    • 2008- Pontiac G8
      Pontiac G8

      The Pontiac G8 is a rear-wheel drive sedan produced by General Motors released for the 2008 model year . The G8 takes the place in the Pontiac lineup of both the Pontiac Bonneville, which ceased production after the 2005 model year, and the Pontiac Grand Prix, which ceases production after the 2008 model year....
  • 3.42:1 MX5
    • 2004–2006 Cadillac CTS
      Cadillac CTS

      The CTS is a mid size luxury car made by General Motors for the Cadillac brand.It was introduced as the replacement for the Cadillac Catera in 2003....
       AWD
    • 2004–2006 Cadillac STS
      Cadillac STS

      The STS is a midsize-size car luxury vehicle car manufactured and sold by Cadillac....
       AWD
  • 3.91:1 MX5
    • 2004–2006 Cadillac SRX
      Cadillac SRX

      The Cadillac SRX is a mid-size Crossover produced by the Cadillac division of United States automaker General Motors since the 2004 model year....
       AWD


5L50

The 5L50 is able to handle vehicles 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:
12345R
3.422.211.601.000.753.02


Applications:
  • 2.93:1 M22
    • 2004–2006 Cadillac XLR
      Cadillac XLR

      The XLR is a retractable hardtop convertible marketed by the Cadillac division of General Motors, assembled in Bowling Green, Kentucky. Based on the GM Y platform automobile platform shared with the Chevrolet Corvette, the XLR uses the Cadillac Northstar engine rather than the GM LS2 engine found in the Corvette — along with its own st...
  • 3.23:1 MV3/M22
    • 2005–2006 Cadillac STS
      Cadillac STS

      The STS is a midsize-size car luxury vehicle car manufactured and sold by Cadillac....
    • 2004–2006 Cadillac SRX
      Cadillac SRX

      The Cadillac SRX is a mid-size Crossover produced by the Cadillac division of United States automaker General Motors since the 2004 model year....


See also

  • List of GM transmissions
    List of GM transmissions

    General Motors Corporation was an innovator of automatic transmissions, introducing the Hydra-Matic in 1940. This list includes all GM transmission ....

Other links

  • - Cadillac Discussion Forum, How-To, and Technical Information