Yukon Gear Kit uses high-maintenance Yukon Super Joints #YA W26038 uses regular u-joints - YA W26040

Yukon high-performance axles are built with high-tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability.

• Fits Dana Spicer 60 In 1999-2004 Ford F250/F351
• Includes Inner And Outer 4340 Chromoly Axles And Yukon Super Joints
• Also Requires 35 Spline Locking Hubs Or Drive Flanges
• 35 Spline Inner And Outer Axles
• Requires Aftermarket Unit Bearings Or Bored Out Stock Unit To Accept The 35 Spline Stub Axle