Yukon Gear Grizzly Locker / Ford 10.25in & 10.5in w/ 35 Splines

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 situations. Fits Ford 10.25'' and 10.5''. Grizzly Lockers are a mechanical locking differential designed for off-road and racing use. Patented design reduces common locker failures. 10.25in./ 10.5in. FORD 35spl GRIZZLY LOCKER FF AXLE ONLY Fitment: Ford E-250 Base 2003 to 2014 Ford E-250 Econoline Base 1985 to 1986 Ford E-250 Econoline Base 1992 to 2002 Ford E-250 Econoline Custom 1987 to 1991 Ford E-250 Econoline XL 1985 to 2000 Ford E-350 Econoline Base 1985 to 1986 Ford E-350 Econoline Base 1992 to 1998 Ford E-350 Econoline Custom 1987 to 1991 Ford E-350 Econoline XL 1985 to 1998 Ford E-350 Econoline Club Wagon Base 1985 to 1986 Ford E-350 Econoline Club Wagon Chateau 1992 to 2001 Ford E-350 Econoline Club Wagon Chateau HD 1992 to 1996 Ford E-350 Econoline Club Wagon Custom 1987 to 2000 Ford E-350 Econoline Club Wagon Custom HD 1992 to 1993 Ford E-350 Econoline Club Wagon XL 1985 to 1991 Ford E-350 Econoline Club Wagon XL 2001 Ford E-350 Econoline Club Wagon XL HD 1994 to 1998 Ford E-350 Econoline Club Wagon XLT 1985 to 1989 Ford E-350 Econoline Club Wagon XLT 1991 to 2001 Ford E-350 Econoline Club Wagon XLT HD 1992 to 1998 Ford E-350 Super Duty Base 1999 to 2015 Ford E-350 Super Duty Chateau 2006 Ford E-350 Super Duty XL 1999 to 2000 Ford E-350 Super Duty XL 2006 to 2014 Ford E-350 Super Duty XLT 2006 to 2014 Ford Excursion Eddie Bauer 2003 to 2005 Ford Excursion Limited 2000 to 2005 Ford Excursion XLS 2004 to 2005 Ford Excursion XLT 2000 to 2005 Ford F-150 Base 2000 Ford F-150 FX2 2007 to 2008 Ford F-150 FX2 2010 to 2013 Ford F-150 FX4 2004 to 2007 Ford F-150 FX4 2009 to 2013 Ford F-150 Harley-Davidson Edition 2000 to 2003 Ford F-150 Harley-Davidson Edition 2006 to 2008 Ford F-150 Harley-Davidson Edition 2010 to 2012 Ford F-150 King Ranch 2001 to 2003 Ford F-150 King Ranch 2005 to 2013 Ford F-150 Lariat 2000 to 2013 Ford F-150 Lariat Limited 2011 Ford F-150 Lightning 2000 to 2003 Ford F-150 Limited 2008 Ford F-150 Limited 2013 Ford F-150 Platinum 2009 to 2013 Ford F-150 STX 2004 to 2013 Ford F-150 SVT Raptor 2010 to 2013 Ford F-150 THE 60TH ANNIVERSARY EDITION 2008 Ford F-150 XL 2000 to 2013 Ford F-150 XLT 2000 to 2013 Ford F-250 Base 1985 to 1986 Ford F-250 Base 1997 to 1999 Ford F-250 Custom 1987 to 1992 Ford F-250 Eddie Bauer 1995 to 1996 Ford F-250 Lariat 1997 to 1999 Ford F-250 Special 1995 to 1996 Ford F-250 XL 1985 to 1999 Ford F-250 XLT 1993 to 1999 Ford F-250 XLT Lariat 1985 to 1992 Ford F-250 HD XL 1997 Ford F-250 HD XLT 1997 Ford F-250 Super Duty Cabela's 2009 to 2010 Ford F-250 Super Duty FX4 2008 to 2009 Ford F-250 Super Duty Harley-Davidson Edition 2004 to 2010 Ford F-250 Super Duty King Ranch 2004 to 2015 Ford F-250 Super Duty Lariat 1999 to 2015 Ford F-250 Super Duty Platinum 2013 to 2015 Ford F-250 Super Duty XL 1999 to 2015 Ford F-250 Super Duty XLT 1999 to 2015 Ford F-350 Base 1985 to 1986 Ford F-350 Base 1997 Ford F-350 Custom 1987 to 1992 Ford F-350 Eddie Bauer 1995 Ford F-350 Special 1995 to 1996 Ford F-350 XL 1985 to 1997 Ford F-350 XLT 1993 to 1997 Ford F-350 XLT Lariat 1985 to 1992 Ford F-350 Super Duty Cabela's 2009 to 2010 Ford F-350 Super Duty FX4 2008 to 2009 Ford F-350 Super Duty Harley-Davidson Edition 2004 to 2010 Ford F-350 Super Duty King Ranch 2003 to 2015 Ford F-350 Super Duty Lariat 1999 to 2015 Ford F-350 Super Duty Platinum 2013 to 2015 Ford F-350 Super Duty XL 1999 to 2015 Ford F-350 Super Duty XLT 1999 to 2015