Steel Spool For Dana 60 With 35 Spline Axles, 4.56 & Up USA Standard GearUSA Standard Master Overhaul kits let you finish your install with confidence. Fits Chrysler Dana Spicer 60 with 35 spline axles 4. 56 and up ratio only Provides 100 percent traction to both wheels at all times Not recommended for street driven vehicles 1 year warranty against Manufacturer defects Features and Benefits: Fits Chrysler Dana Spicer 60 with 35 spline axles 4. 56 and up ratio only Provides 100 percent traction to both wheels at all times