Yukon Gear & Axle Differential

Yukon Gear & Axle Differentials: Built for Every Terrain

When it comes to differentials, few names carry as much weight as Yukon Gear & Axle. Whether you're wheeling a rock crawler, drag racing down the strip, or simply rebuilding a daily driver's worn-out rear end, Yukon's differential lineup delivers the precision engineering and material quality that serious builders demand. Their differential products span limited-slip carriers, locking differentials, full spools, and complete rebuild assemblies — covering an enormous range of domestic truck, SUV, and performance car applications.

The Dura Grip: Yukon's Signature Limited Slip Differential

The crown jewel of Yukon's differential catalog is the Dura Grip Positraction series. The Dura Grip is a positraction limited slip differential (LSD) that delivers smooth yet aggressive traction control, transferring power to the tire with the most grip for enhanced stability on any surface. What separates it from competitors is the material spec: Dura Grip carriers are built with a high-strength nodular iron case, forged 4320 chromoly spider gears, and composite clutch packs — a combination engineered for long service life under hard use. The design is also fully rebuildable, meaning when it's time for fresh clutches, you aren't buying a whole new unit. Dura Grip differentials are proudly assembled in the USA and are available for a wide variety of Ford, GM, and Mopar axle housings.

The Grizzly Locker: Full Lock When It Counts

For off-road builds that need maximum traction regardless of conditions, Yukon offers the Grizzly Locker — a mechanical automatic locker that locks both axles together under load. Like the Dura Grip, the Grizzly Locker is engineered for long life and assembled in the USA, ready to take on rock crawling, mud, or any trail that demands full differential lock.

Broad Application Coverage

Yukon's differential range covers a deep roster of vehicle applications. From popular GM 8.5-inch and 8.875-inch (12-bolt) axles, to Ford 8-inch, 10.25-inch, and 10.5-inch housings, Yukon has built fitment-specific solutions rather than one-size-fits-all compromises. Their product range suits diesel trucks, off-roaders, rock crawlers, circle track racers, drag racers, and high-performance street vehicles alike.

Engineering & Quality Standards

Yukon's in-house engineering team designs every differential component using state-of-the-art software, and the brand tests thousands of parts monthly — measuring to tolerances as tight as .0002 inches — to ensure unmatched fit and performance before anything ships. This quality obsession extends to their warranty: Yukon backs their differential products with the Yukon Extended Service Plan (Y.E.S. Plan), a no-questions-asked, guaranteed one-time replacement warranty valid for as long as you own the vehicle.

• Dura Grip Positraction LSD — nodular iron case, forged 4320 chromoly spider gears, composite clutches, fully rebuildable, USA assembled
• Grizzly Locker — automatic mechanical locker for maximum off-road traction
• Full Spools — for race and dedicated off-road applications requiring solid axle lock
• Differential Carriers & Rebuild Kits — complete overhaul support for front and rear differentials
• Broad fitment — Ford, GM, Chrysler, and select import axle housings
• Y.E.S. Plan Warranty — lifetime, no-questions-asked replacement coverage