The Yukon Grizzly Locker for Ford 8-inch housings with 31-spline axles is a mechanical positive-locking differential that provides full torque to both wheels when locked while permitting disengagement in turns. Suited to demanding off-road and racing use, its patented inner tooth design and larger clutch tooth radius improve shock resistance. Constructed with 8620 internals and assembled in the USA for added strength.
Yukon Gear Grizzly Locker For Ford 8in w/ 31 Spline Axles