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Yukon 30 spline 4340 Chrome-Moly axle and Zip Locker kit for Jeep TJ, XJ, YJ, and ZJ. This kit contains a 4340 Chrome-Moly axle kit, Zip locker (fits 3.73 and up), disconnect block-off kit and two Spicer U-Joints.Details:
Fits Vehicles: