Yukon grizzly locker for Ford 9 Differential with 28, 31 or 35 spline aXLes. Mechanical positive-locking differentials have been the staple for drag racing, circle track racing, off-road use and a variety of Other performance applications for decades. We now offer the grizzly locker, the latest in locking differentials. The grizzly locker features a forged case, 8620 internals and a patent pending design which reduces common locker failures. These units provide maximum traction and strenGTh for many performance applications. Grizzly lockers are available for a variety of car & Truck applications, with new applications being added all the time!Assembled in the usa!
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
||1974 - 1978
||1964 - 1993
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GRIZZLY LOCKER - 31 SPLINE: