- Upgraded strength billet C2 Clutch Hub for High Horsepower / Torque Builds
- A must do upgrade for Allison 1000 5 and 6 speed transmissions in trucks making 750+ HP
- 29% more spline wall thick...
Description: - Upgraded strength billet C2 Clutch Hub for High Horsepower / Torque Builds
- A must do upgrade for Allison 1000 5 and 6 speed transmissions in trucks making 750+ HP
- 29% more spline wall...More Details »