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.
- 8620 internals for added strength
- Assembled in the USA
- Fits Ford 8.8″ with 31 spline axles
- Patented internal design reduces common locker failures