Chevrolet Performance 19300175 - Remanufactured 4L85E 4-Speed with Overdrive Automatic Transmission

Re-manufactured electronically controlled transmission four speed automatic transmission that is a Direct bolt-on for Gen1 Small-Block and all Big Blocks. Can also be adapted to LS engine with the proper torque convertor, installation kit and transmission controller. Features an improved valve body for improved shifts and includes additional clutch plates. Does not include the torque convertor. Requires the GM transmission controller for operation. Transmission Controller Required For Chevrolet Performance LS Crate Engines and LS Engine Swaps, Use Part Number 19302410 For Carbureted Small-Block, Big-Block and Ram Jet Engines, Use Part Number 19332780 Gear Ratios 1st 2.48 2nd 1.48 3rd 1.00 4th 0.75