Yukon Grizzly Locker for GM 10.5" 14 Bolt Axle with 30 spline Axles

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!


Fits GM 10.5" 14 bolt truck
Installs into standard open carrier
Patented internal design reduces common locker failures
8620 internals for added strength
Assembled in the USA

Compatible Differentials
GM 10.5" 14 Bolt Truck, '84-'85 Only
GM 10.5" 14 Bolt Truck, '88 & older (excluding '84-'85)
GM 10.5" 14 Bolt Truck, '89-'98
GM 10.5" 14 Bolt Truck, '99 & up

Compatible Make / Model
Chevrolet / Chevy Avalanche 2500 (2002 - 2006)
Chevrolet / Chevy C20 3/4 Ton (2WD) (1973 - 1988)
Chevrolet / Chevy C2500 3/4 Ton (2WD) (1989 - 2000)
Chevrolet / Chevy C30 1Ton (2WD) (1973 - 1988)
Chevrolet / Chevy C3500 (1989 - 2002)
Chevrolet / Chevy Express Van 2500 3/4 Ton (1996 - 2015)
Chevrolet / Chevy Express Van 3500 1 Ton (1996 - 2015)
Chevrolet / Chevy Express Van 4500 (2009 - 2015)
Chevrolet / Chevy G20 3/4 Ton (1975 - 1995)
Chevrolet / Chevy G30 1 Ton (1979 - 1996)
Chevrolet / Chevy K20/K2500 3/4 Ton (4WD) (1973 - 2000)
Chevrolet / Chevy K30/ K3500 1 Ton (4WD) (1972 - 2000)
Chevrolet / Chevy P30 1 Ton Van (1997 - 2005)
Chevrolet / Chevy P3500 (1997 - 1999)
Chevrolet / Chevy Silverado 2500 3/4 Ton (1999 - 2015)
Chevrolet / Chevy Silverado HD 2500 3/4 Ton (1999 - 2015)
Chevrolet / Chevy Silverado HD 3500 1 Ton (2001 - 2013)
Chevrolet / Chevy Suburban 3/4 Ton (1973 - 2015)
GMC C25/ C2500 3/4 Ton (2WD) (1973 - 2000)
GMC C35/ C3500 1 Ton (2WD) (1973 - 2002)
GMC G15/ G1500 1/2 Ton (1981 - 1987)
GMC G35/ G3500 1 Ton (1979 - 1996)
GMC K25/ K2500 3/4 Ton (4WD) (1966 - 2000)
GMC K35/K3500 1 Ton (4WD) (1977 - 2000)
GMC Savana 2500 3/4 Ton (1996 - 2015)
GMC Savana 3500 1 Ton (1996 - 2015)
GMC Savanna 4500 (2009 - 2015)
GMC Sierra 2500 3/4 Ton (1999 - 2015)
GMC Sierra 2500 HD 3/4 Ton (1999 - 2015)
GMC Suburban 3/4 Ton (1973 - 2000)
GMC Yukon 2500 3/4 Ton (1992 - 2015)
GMC Yukon XL 2500 3/4 Ton (2006 - 2015)