The 4T65-E is a series of automatic transmissions from General Motors. Designed for transverse engine configurations, the series includes 4 forward gears. The 4Txx family is an evolution of the original Turbo-Hydramatic 125 transverse automatic introduced in the late 1970s. The “-E” transmission is electronically controlled and features an automatic overdrive transaxle with an electronically controlled torque converter clutch.

Removing and installation for the GM 4T65E Automatic Transmission LEFT-SIDE output/axle shaft Seals. RIGHT-SIDE input/axle shaft seal is different in design and can be install and remove the same way.