- Made from 9310 Vacumelt Steel Billet
- Machined with Larger than O.E.M Radius at the Turbine Spline for added Strength
- Shaft is shot peened to reduce brittleness
- Shaft is Black Oxided to reduce Corrosion and Ease of Identification
- Included updated Orange Teflon Bushing
Upgrade your Allison transmission with XCalliber Black Series Billet Input Shaft (2011-2016) for unmatched strength & durability. Lifetime Warranty.- The Best Input Shaft on the market for Allison High Performance Transmissions
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