The Yukon Grizzly Locker is a patented mechanical positive-locking differential built for rock crawling, trail running, and serious off-road duty in the 2007-2018 non-Rubicon JK Wrangler Dana 44 / 30 spline housing. It delivers 100% power to both tires when locked, then disengages cleanly through corners so you can still drive it on the street.

Features

• Mechanical positive locker - 100% lock when engaged
• Disengages in turns for street-friendly behavior
• Larger inner clutch teeth - up to 350% greater strength vs back-cut designs
• Patented gear tooth design resists shock-load breakage
• Built for rock crawling, off-road racing, and drag racing

Fits

• 2007-2018 Jeep Wrangler JK (Non-Rubicon Dana 44 rear, 30 spline)

Manufacturer Description

Everything about the Yukon Grizzly Locker is hardcore - its casing and gears, its advanced gear tooth design, and its impact on traction and performance. The Grizzly Locker provides 100% power to both tires while still allowing for disengagement while negotiating turns. Its inner clutch teeth have a larger radius at the base, offering up to 350% greater strength versus back-cut designs.