American Powertrain has partnered with Gearstar to offer overdrive automatic transmissions and Yank Torque converters. We will be adding a line of automatic Pro-Fit kits for specific vehicles soon.
We will be offering the following transmissions and kits
- 4L60E for SBC/BBC/Early LT/LS
- 4L65E for LS/late LT engines
- 4L65E with two piece bell for SB/BB Mopar and Gen III
- 4L80E for LS engines and late model LT engines
- 4R70W for Ford Small Block, Mod Motor and Coyote
We will also offer the following automatic transmission parts to complement your transmission choice:
- Transmission cooler
- Flex plate
- Torque Converters
- Transmission controller
- Driveshaft
- Crossmember
- Pro- Fit kits for specific applications with bolt in crossmembers
