Yukon 4340 Chromoly Axle & Grizzly Locker Kit for Jeep (1983-06) TJ, XJ, YJ & ZJ, Dana 30, 30 Spline, 1310 U-Joints

Yukon 4340 Chromoly Axle & Grizzly Locker Kit for Jeep (1983-06) TJ, XJ, YJ & ZJ, Dana 30, 30 Spline, 1310 U-Joints 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 30 front differential •Includes two 27 spline outer axles •Includes two 30 spline inner axles •Includes a 3.73-and-up gear ratio Yukon Grizzly Locker •Includes Yukon Vacuum Disconnect Block-Off Kit •Includes 1310 Series u-joints and hardware •Features heavy duty 4340 chromoly axles