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 8620 internals for maximum strength. It's patented design reduces common locker failures. All units assembled in the USA!
Application: 1973-2015 GM 10.5" Chevy 14 bolt Rearend (with bolt in full float axles only)
Compatible Carrier: standard open (will not fit posi type carriers)
Axle Splines: 30