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 Yukon Grizzly Locker is a mechanical positive-locking differential that's engineered for rock crawling, serious trail running, off-road racing, and drag racing. The unit provides 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly Locker is a patented design that features innovations that make it tougher than the competition. Its inner clutch teeth have a larger radius at the base, which offers up to 350% greater strength versus back-cut designs. The Grizzly Locker's larger teeth also resist breakage caused by shock-loading or catastrophic axle failure. It's a serious piece of mechanical engineering for serious driving conditions.
- The Yukon Grizzly Locker is a mechanical/automatic locking diff that s engineered for rock crawling
- serious trail running
- off-road racing
- and drag racing. It s patented design features innovations that make it tougher than other lockers
Features: - GM 10.5 in. 14T Differential
- Patented Internal Design Reduces Common Locker Failures
- 4.10 Down Ratio
- 40 Spline
- 8620 Internals For Added Strength
- Installs Into A Bare Factory Open Case
- Does Not Use The Factory Thrust Washers
Vehicle Fitments
- Chevrolet Avalanche 2500 2002 to 2006
- Chevrolet C20 Suburban 1973 to 1986
- Chevrolet C2500 1988 to 1991
- Chevrolet C2500 Suburban 1992 to 1999
- Chevrolet C3500HD 2000
- Chevrolet Express 2500 1996 to 2015
- Chevrolet Express 3500 1996 to 2015
- Chevrolet Express 4500 2009 to 2015
- Chevrolet G20 1975 to 1995
- Chevrolet G30 1979 to 1996
- Chevrolet K20 Suburban 1975 to 1986
- Chevrolet K2500 1989 to 1991
- Chevrolet K2500 Suburban 1992 to 1999
- Chevrolet P30 1997 to 1999
- Chevrolet R20 1987
- Chevrolet R2500 1989
- Chevrolet R2500 Suburban 1989 to 1991
- Chevrolet R30 1987
- Chevrolet Silverado 2500 1999 to 2004
- Chevrolet Silverado 2500 HD 2001 to 2015
- Chevrolet Silverado 2500 HD Classic 2007
- Chevrolet Suburban 2500 2000 to 2013
- Chevrolet V20 1987
- Chevrolet V2500 Suburban 1989 to 1991
- GMC G1500 1981 to 1987
- GMC G3500 1979 to 1996
- GMC K25 Suburban 1975 to 1978
- GMC K25/K2500 Suburban 1967 to 1974
- GMC K2500 1988 to 1991
- GMC K2500 Suburban 1979 to 1986
- GMC K2500 Suburban 1992 to 1999
- GMC P3500 1997 to 1999
- GMC Savana 2500 1996 to 2008
- GMC Savana 2500 2011
- GMC Savana 2500 2014 to 2015
- GMC Savana 2500 Base 2009 to 2010
- GMC Savana 2500 Base 2012 to 2013
- GMC Savana 2500 LS 2009 to 2010
- GMC Savana 2500 LS 2012 to 2013
- GMC Savana 2500 LT 2009 to 2010
- GMC Savana 2500 LT 2012 to 2013
- GMC Savana 2500 SL 2009 to 2010
- GMC Savana 2500 SL 2012 to 2013
- GMC Savana 2500 SLE 2009 to 2010
- GMC Savana 2500 SLE 2012 to 2013
- GMC Savana 3500 1996 to 2008
- GMC Savana 3500 2011
- GMC Savana 3500 2014 to 2015
- GMC Savana 3500 Base 2009 to 2010
- GMC Savana 3500 Base 2012 to 2013
- GMC Savana 3500 LS 2009 to 2010
- GMC Savana 3500 LS 2012 to 2013
- GMC Savana 3500 LT 2009 to 2010
- GMC Savana 3500 LT 2012 to 2013
- GMC Savana 3500 SL 2009 to 2010
- GMC Savana 3500 SL 2012 to 2013
- GMC Savana 3500 SLE 2009 to 2010
- GMC Savana 3500 SLE 2012 to 2013
- GMC Savana 4500 2009 to 2015
- GMC Sierra 2500 1999 to 2004
- GMC Sierra 2500 HD 2001 to 2015
- GMC Sierra 2500 HD Classic 2007
- GMC V2500 1987
- GMC V2500 Suburban 1987 to 1991
- GMC Yukon XL 2015
- GMC Yukon XL 2500 2000 to 2013