Input Clutch

The input clutch assembly is located directly behind the oil pump housing, and rides on the reaction shaft support journal. The assembly consists of the following:
- Input shaft
- Input hub
- Clutch retainer
- Clutch pistons
- Overdrive hub
- Underdrive hub Three input clutches (Underdrive clutch, Overdrive clutch and Reverse clutch)

When the torque converter turbine turns, the input shaft, hub and clutch retainer also turn.