GM 8L45 transmission

8L45
Overview
Manufacturer	General Motors
Production	2016–
Body and chassis
Class	8-speed longitudinal automatic transmission
Chronology
Predecessor	6L45/6L50

The 8L45 is an eight-speed automatic transmission built by General Motors debuting in the 2016 Cadillac CT6. It is designed for use in longitudinal applications attached to the front-located engine with a standard bell housing. It is a hydraulic (hydramatic) design sharing much with the 8L90 transmission. Estimated weight savings over the heavier duty 8L90 is 33 pounds. Gear ratios used enable a wide 7.0 ratio spread.

Applications:

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