YukonSpin Free Locking Hub Conversion Kit, Fits Dana 30 and Dana 44, 27 spline axle stubs for 5-760X U-Joints (does not include U-Joints), 5" x 4.5" bolt pattern wheel hubs, May require new inner axles shaft if they do not use 5-760X U-Joints

The Yukon worry free Spin Free Kit replaces the vulnerable and expensive factory unit bearings with tapered bearings and races. The result is not only a design which is easier and more economical to service, but one that offers significant increases in mileage per gallon. This hub kit also includes premium locking hubs, giving you more driving selectability.

Spin Free Locking Hub Conversion Kit, Fits Dana 30 and Dana 44, 27 spline axle stubs for 5-760X U-Joints (does not include U-Joints), 5" x 4.5" bolt pattern wheel hubs, May require new inner axles shaft if they do not use 5-760X U-Joints