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GM 4L80-E transmission

Vehicle information
ManufacturerGeneral Motors
Production1991 �
PredecessorTurbo-Hydramatic
Successor6L80/6L90
Class4-speed longitudinal automatic transmission

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The 4L80-E (and similar 4L85-E) is a series of automatic transmissions from General Motors. Designed for longitudinal engine configurations, the series includes 4 forward gears. It is an evolution of the Turbo-Hydramatic 400, first produced in October, 1963. 4L80-Es have been optioned only in Chevrolet/GMC pickups, vans, and commercial vehicles, and the Hummer H1.

The 4L80 and 4L85 are built at Willow Run Transmission in Ypsilanti, Michigan.

Gear ratios:


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