Yukon chromoly front axle kit for dana 60 35 spline both sides super joints. Yukon performance axles are built with high-tensile strength 4340 chromoly use superior production methods that include cold roll formed splines and feature advanced heat treating to create an axle of unmatched quality and durability.. 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.
