The Yukon Grizzly Locker® is the ultimate mechanical locker approved by NASCAR and chosen by Ultra4 Off-Road racing as the locker of choice. This automatic, speed sensing locker is built to devour the most challenging desert racing, trail rides and hill climbs you can run. Built with stronger materials including stronger internals and cases, with patented design features increasing strength and durability. Yukon Grizzly Lockers lead the industry with new applications every year while winning in off-road, desert, and drag racing performance. Demand the best in traction, Demand the Yukon Grizzly Locker®.
The Yukon Grizzly Locker is backed by the Best Warranty in the Business. One (1) Year and up to $2,000 in collateral damage to your vehicle. Call today or order online.
Grizzly Lockers are available for a variety of car & truck applications, with new
applications being added all the time! ASSEMBLED IN THE USA!
Yukon Gear & Axle is proud to introduce the Grizzly Locker, the latest in locking
differentials, featuring an 8620 steel alloy case, forged 8620 internals that are
hand fitted for faster engagement, and a patent pending design which reduces common
The inner clutch teeth have a larger radius at the base; offering improved strength
versus back-cut designs by up to 350%. Larger teeth also help to avoid breakage
against shock-loading or in the event an axle breaks.
These units provide maximum traction and strength for many performance applications.