Eaton Detroit Locker Differential 37 Spline 1.60in Axle Shaft Diameter 4.10 & Up Ratio Rear Dana 80

The legendary Detroit Locker began the revolution in performance differentials and still leads the industry today as an Eaton brand. The Detroit Locker is the most durable and dependable locking differential available.The Detroit Locker maximizes traction by delivering 100 of the torque to both drive wheels. It is engineered to keep both wheels in a constant drive mode, and has the ability to automatically allow wheel speed differentiation when required. Applications are also available for C-Clip style axles.No other performance differential has the reputation for delivering traction in mud, snow, rocks and on the track. The choice of professional racers and off-road enthusiasts around the world! The durability of the Detroit Locker is unmatched!Installation InstructionsThis Part Fits: Year Make Model Submodel 1994-1997,1999-2000 Chevrolet C3500 Base 1992-1998 Chevrolet C3500 Cheyenne 1999-2000 Chevrolet C3500 LS 1992 Chevrolet C3500 Scottsdale 1992-1998 Chevrolet C3500 Silverado 1996-2007 Chevrolet Express 3500 Base 1996-2007 Chevrolet Express 3500 LS 2006-2007 Chevrolet Express 3500 LT 1994-1997,1999-2000 Chevrolet K3500 Base 1992-1998 Chevrolet K3500 Cheyenne 1999-2000 Chevrolet K3500 LS 1992 Chevrolet K3500 Scottsdale 1992-1998 Chevrolet K3500 Silverado 1999-2003 Dodge Ram 2500 Van Base 1996-1997 Ford Aerostar Base 1996-1997 Ford Aerostar XLT 1996-1997 Ford Aerostar XLT Plus 1996-1997 Ford Aerostar XLT Sport 2003-2011 Ford E-150 Base 2006-2007 Ford E-150 Chateau 2006-2011 Ford E-150 XL 2006-2011 Ford E-150 XLT 2003-2005 Ford E-150 Club Wagon Chateau 2003-2005 Ford E-150 Club Wagon XL 2003-2005 Ford E-150 Club Wagon XLT 1996-2002 Ford E-150 Econoline Base 1996-2000 Ford E-150 Econoline XL 1996-2002 Ford E-150 Econoline Club Wagon Chateau 1996-2000 Ford E-150 Econoline Club Wagon Custom 2001-2002 Ford E-150 Econoline Club Wagon XL 1996-2002 Ford E-150 Econoline Club Wagon XLT 2003-2011 Ford E-250 Base 1996-2002 Ford E-250 Econoline Base 1996-2000 Ford E-250 Econoline XL 2003-2005 Ford E-350 Club Wagon Chateau 2003-2005 Ford E-350 Club Wagon XL 2003-2005 Ford E-350 Club Wagon XLT 1992-1998 Ford E-350 Econoline Base 1988-1991 Ford E-350 Econoline Custom 1988-1998 Ford E-350 Econoline XL 1996-2002 Ford E-350 Econoline Club Wagon Chateau 1996 Ford E-350 Econoline Club Wagon Chateau HD 1989,1996-2000 Ford E-350 Econoline Club Wagon Custom 2001-2002 Ford E-350 Econoline Club Wagon XL 1996-1998 Ford E-350 Econoline Club Wagon XL HD 1996-2002 Ford E-350 Econoline Club Wagon XLT 1996-1998 Ford E-350 Econoline Club Wagon XLT HD 1999-2011 Ford E-350 Super Duty Base 2006 Ford E-350 Super Duty Chateau 1999-2000,2006-2011 Ford E-350 Super Duty XL 2006-2011 Ford E-350 Super Duty XLT 1997 Ford F-350 Base 1988-1992 Ford F-350 Custom 1995 Ford F-350 Eddie Bauer 1995-1996 Ford F-350 Special 1988-1997 Ford F-350 XL 1993-1997 Ford F-350 XLT 1988-1992 Ford F-350 XLT Lariat 2009-2010 Ford F-350 Super Duty Cabela's 2008-2009 Ford F-350 Super Duty FX4 2004-2010 Ford F-350 Super Duty Harley-Davidson Edition 2003-2011 Ford F-350 Super Duty King Ranch 1999-2011 Ford F-350 Super Duty Lariat 1999-2011 Ford F-350 Super Duty XL 1999-2011 Ford F-350 Super Duty XLT 2004-2007 Ford Freestar Base 2004-2007 Ford Freestar Limited 2004-2005 Ford Freestar S 2004-2007 Ford Freestar SE 2004-2007 Ford Freestar SEL 2004-2005 Ford Freestar SES 2011 Ford Transit Connect Electric 2010-2011 Ford Transit Connect XL 2010-2011 Ford Transit Connect XLT 2011 Ford Transit Connect XLT Premium 1998-1999 Ford Windstar 3.0L 1996-2003 Ford Windstar Base 1996-1998 Ford Windstar GL 1998,2000-2003 Ford Windstar Limited 1996-2003 Ford Windstar LX 1999-2003 Ford Windstar SE 2001-2002 Ford Windstar SE Sport 1999-2003 Ford Windstar SEL 1992-1993 GMC C3500 Sierra 1994-2000 GMC C3500 Sierra SL 1992-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SLT 1992-1993 GMC C3500 Sierra SLX 1992-1993 GMC K3500 Sierra 1994-2000 GMC K3500 Sierra SL 1992-2000 GMC K3500 Sierra SLE 1994-2000 GMC K3500 Sierra SLT 1992-1993 GMC K3500 Sierra SLX