The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns.
- Fits Dana Spicer 30 with 27 spline axles
- 3.73 and up ratio only
- Patented internal design reduces common locker failures
- 8620 internals for added strength
- Assembled in the USA
Technical Notes:This unit is double drilled for both 3/8" & 7/16" ring gear bolts.