Yukon Grizzly locker, fits Dana 44, 30 spline, 3.73 & down.

The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!

Fits Dana Spicer 44 with 30 spline axles

3.73 and down ratio only

3.73 and down ratio only

8620 internals for added strength

Assembled in the USA

This unit is drilled for 7/16″ ring gear bolts. If you are using it in an application which has 3/8″ ring gear bolts, please purchase qty 10 of part number YSPBLT-027 to sleeve the ring gear bolts.