4L65E 4-Speed Overdrive Automatic Transmission

Electronically controlled transmission four speed automatic transmission specifically designed for LS crate engines. Can also be adapted to early style Small Block or Big Block engines with the proper torque convertor, installation kit and transmission controller. Features a a five pinion heavy duty gear set with a heat treated stator shaft and a induction hardened turbine pump shaft. The three-four clutch pack features a seven plate kit. Rated for up to 430ft-lbs of torque. Does NOT include the torque convertor. Requires the GM transmission controller for operation.