Suncoast's input shaft for the Allison transmission is constructed of heavy duty 9310 vacumelt steel providing a 50% increase in strength over the factory shaft. Each input is precision ground for high dimensional accuracy with a larger radius at the turbine spline for additional strength and durability.
Features & Benefits:
- Increased Strength & Durability
- 9310 Vacumelt Steel Construction
- 50% Stronger Than Stock
- Suitable For Extreme Applications
- Fits The 2001-2019 GM Duramax
