Yukon Spin Free kits replace the failure prone factory unit bearings with tapered bearings and races. These hub conversion kits also include low-profile Yukon Hardcore Premium Locking Hubs, for quick changes between two and four-wheel drive
Includes Front Double-Drilled Rotors, Rear Rotors Sold Separately
Kit Includes Heavy-Duty 4340 Chromoly Outer Axles 30-Spline
Complete Kit contains all necessary components
Includes Dana 44 Yukon Hardcore Locking Hubs
7166 u-joint size