GM 4L30-E transmission

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Manufacturer General Motors
Production 1991–2001
Body and chassis
Class 4-speed longitudinal automatic transmission
Predecessor TH180/3L30
Successor 5L40-E/5L50

The 4L30-E was an automatic transmission developed and produced by General Motors. It was developed for light-duty use in longitudinal engine rear-wheel drive vehicles, replacing the similar TH180/3L30. The 4L30-E was used in many European and Japanese vehicles, including the BMW 3- and 5 Series, Isuzu Rodeo and its derivatives, and Opel Omega/Cadillac Catera. It was replaced by the 5-speed 5L40-E/5L50. The 4L30-E was built at GM's transmission plant in Strasbourg, France.

Technical data[edit]

Gear ratios[edit]

Type/Gear 1 2 3 4 R
A (Opel/BMW) 2,400 1,467 1,000 0,723 -2,000
B (Isuzu Trooper/Rodeo) 2,860 1,620 1,000 0,723 -2,000


The 4L30-E can handle up to 350 Nm of engine torque.


° 1998- 1999 Opel Monterey

° 1995- 2001 Opel Omega B


See also[edit]