The Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket as an Eaton brand. It remains the leading helical gear-type limited slip differential in the industry. Detroit Truetrac's proven helical gear design eliminates the need for wearable parts, resulting in maintenance free traction recognized not only for its toughness, but its smooth and quiet operation as well.Proven design, low cost and effective performance all make the Detroit Truetrac limited slip differential the ideal choice for a wide variety of vehicle applications. No maintenance - Just Traction.
This Part Fits:
| Year | Make | Model | Submodel |
| 1985-2005 | Chevrolet | Astro | Base |
| 1985-1995 | Chevrolet | Astro | CL |
| 1985-1995 | Chevrolet | Astro | CS |
| 1996-2005 | Chevrolet | Astro | LS |
| 1987-2005 | Chevrolet | Astro | LT |
| 1996-2012 | Chevrolet | Express 1500 | Base |
| 1996-2012 | Chevrolet | Express 1500 | LS |
| 2001-2002,2006-2012 | Chevrolet | Express 1500 | LT |
| 1996-2012 | Chevrolet | Express 2500 | Base |
| 1996-2012 | Chevrolet | Express 2500 | LS |
| 2006-2012 | Chevrolet | Express 2500 | LT |
| 1996-2012 | Chevrolet | Express 3500 | Base |
| 1996-2012 | Chevrolet | Express 3500 | LS |
| 2006-2012 | Chevrolet | Express 3500 | LT |
| 1983 | Chevrolet | G10 | Base |
| 1981-1995 | Chevrolet | G10 | Beauville |
| 1981-1984,1986-1987 | Chevrolet | G10 | Bonaventure |
| 1981-1995 | Chevrolet | G10 | Chevy Van |
| 1981-1995 | Chevrolet | G10 | Sportvan |
| 1981-1995 | Chevrolet | G20 | Beauville |
| 1983-1984 | Chevrolet | G20 | Bonaventure |
| 1981-1995 | Chevrolet | G20 | Chevy Van |
| 1981 | Chevrolet | G20 | Nomad |
| 1981-1995 | Chevrolet | G20 | Sportvan |
| 1981-1996 | Chevrolet | G30 | Beauville |
| 1983-1984 | Chevrolet | G30 | Bonaventure |
| 1981-1996 | Chevrolet | G30 | Chevy Van |
| 1981-1996 | Chevrolet | G30 | Hi-Cube |
| 1981-1996 | Chevrolet | G30 | Sportvan |
| 1990-1996 | Chevrolet | Lumina APV | Base |
| 1990-1992 | Chevrolet | Lumina APV | CL |
| 1993-1996 | Chevrolet | Lumina APV | LS |
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006,2009-2012 | Chevrolet | Silverado 1500 | Hybrid |
| 1999-2006,2008-2012 | Chevrolet | Silverado 1500 | LS |
| 1999-2012 | Chevrolet | Silverado 1500 | LT |
| 2007-2012 | Chevrolet | Silverado 1500 | LTZ |
| 2003-2006 | Chevrolet | Silverado 1500 | SS |
| 2002-2004,2006-2012 | Chevrolet | Silverado 1500 | WT |
| 2010-2012 | Chevrolet | Silverado 1500 | XFE |
| 2004 | Chevrolet | Silverado 1500 | Z71 |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid |
| 2007 | Chevrolet | Silverado 1500 Classic | LS |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | SS |
| 2007 | Chevrolet | Silverado 1500 Classic | WT |
| 2005 | Chevrolet | Silverado 1500 HD | Base |
| 2001-2003,2005 | Chevrolet | Silverado 1500 HD | LS |
| 2001-2003,2005-2006 | Chevrolet | Silverado 1500 HD | LT |
| 2007 | Chevrolet | Silverado 1500 HD Classic | LT |
| 1999-2004 | Chevrolet | Silverado 2500 | Base |
| 1999-2004 | Chevrolet | Silverado 2500 | LS |
| 1999-2004 | Chevrolet | Silverado 2500 | LT |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2012 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2012 | Chevrolet | Silverado 2500 HD | LTZ |
| 2003-2012 | Chevrolet | Silverado 2500 HD | WT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LS |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | WT |
| 2001-2005 | Chevrolet | Silverado 3500 | Base |
| 2001-2006 | Chevrolet | Silverado 3500 | LS |
| 2001-2006 | Chevrolet | Silverado 3500 | LT |
| 2004,2006 | Chevrolet | Silverado 3500 | WT |
| 2007 | Chevrolet | Silverado 3500 Classic | LS |
| 2007 | Chevrolet | Silverado 3500 Classic | LT |
| 2007 | Chevrolet | Silverado 3500 Classic | WT |
| 2007-2012 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2012 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2012 | Chevrolet | Silverado 3500 HD | WT |
| 2005-2008 | Chevrolet | Uplander | Base |
| 2005-2008 | Chevrolet | Uplander | LS |
| 2005-2008 | Chevrolet | Uplander | LT |
| 1997-2000,2002 | Chevrolet | Venture | Base |
| 1997-2005 | Chevrolet | Venture | LS |
| 2000-2005 | Chevrolet | Venture | LT |
| 2000-2005 | Chevrolet | Venture | Plus |
| 2000-2003 | Chevrolet | Venture | Value |
| 2000-2003 | Chevrolet | Venture | Warner Bros. |
| 1981-1995 | GMC | G1500 | Rally |
| 1983-1984 | GMC | G1500 | Rally Custom |
| 1981-1995 | GMC | G1500 | Rally STX |
| 1981-1995 | GMC | G1500 | Vandura |
| 1981-1995 | GMC | G2500 | Rally |
| 1983-1984 | GMC | G2500 | Rally Custom |
| 1981-1995 | GMC | G2500 | Rally STX |
| 1981-1995 | GMC | G2500 | Vandura |
| 1981-1996 | GMC | G3500 | Magnavan |
| 1981-1996 | GMC | G3500 | Rally |
| 1981-1996 | GMC | G3500 | Rally Camper Special |
| 1981-1988 | GMC | G3500 | Rally Custom |
| 1981-1996 | GMC | G3500 | Rally STX |
| 1981-1996 | GMC | G3500 | Vandura |
| 1981-1996 | GMC | G3500 | Vandura Special |
| 1985-1997,2003-2005 | GMC | Safari | Base |
| 1993 | GMC | Safari | GT |
| 1985-1987,1995-2002 | GMC | Safari | SL |
| 1985-2005 | GMC | Safari | SLE |
| 1987-2005 | GMC | Safari | SLT |
| 1985-1990,1994-1998 | GMC | Safari | SLX |
| 1996-2012 | GMC | Savana 1500 | Base |
| 2006-2012 | GMC | Savana 1500 | LS |
| 2006-2012 | GMC | Savana 1500 | LT |
| 1996-2000,2003-2005 | GMC | Savana 1500 | SLE |
| 2001-2002 | GMC | Savana 1500 | SLT |
| 1996-2012 | GMC | Savana 2500 | Base |
| 2007-2012 | GMC | Savana 2500 | LS |
| 2007-2012 | GMC | Savana 2500 | LT |
| 1996-2000,2003-2005 | GMC | Savana 2500 | SLE |
| 2002 | GMC | Savana 2500 | SLT |
| 1996-2012 | GMC | Savana 3500 | Base |
| 2006-2012 | GMC | Savana 3500 | LS |
| 2006-2012 | GMC | Savana 3500 | LT |
| 1996-2000,2003-2005 | GMC | Savana 3500 | SLE |
| 2001-2002 | GMC | Savana 3500 | SLT |
| 2002-2005 | GMC | Sierra 1500 | Base |
| 2002-2012 | GMC | Sierra 1500 | Denali |
| 2002 | GMC | Sierra 1500 | HT |
| 2005-2006,2009-2012 | GMC | Sierra 1500 | Hybrid |
| 1999-2003,2006,2008-2012 | GMC | Sierra 1500 | SL |
| 1999-2012 | GMC | Sierra 1500 | SLE |
| 1999-2012 | GMC | Sierra 1500 | SLT |
| 2002-2012 | GMC | Sierra 1500 | WT |
| 2010-2012 | GMC | Sierra 1500 | XFE |
| 2007 | GMC | Sierra 1500 Classic | Denali |
| 2007 | GMC | Sierra 1500 Classic | Hybrid |
| 2007 | GMC | Sierra 1500 Classic | SL |
| 2007 | GMC | Sierra 1500 Classic | SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT |
| 2007 | GMC | Sierra 1500 Classic | WT |
| 2001-2003,2005-2006 | GMC | Sierra 1500 HD | SLE |
| 2001-2003,2005-2006 | GMC | Sierra 1500 HD | SLT |
| 2007 | GMC | Sierra 1500 HD Classic | SLE |
| 2007 | GMC | Sierra 1500 HD Classic | SLT |
| 2002-2004 | GMC | Sierra 2500 | Base |
| 1999-2002 | GMC | Sierra 2500 | SL |
| 1999-2004 | GMC | Sierra 2500 | SLE |
| 1999-2004 | GMC | Sierra 2500 | SLT |
| 2003-2004 | GMC | Sierra 2500 | WT |
| 2002-2005 | GMC | Sierra 2500 HD | Base |
| 2011-2012 | GMC | Sierra 2500 HD | Denali |
| 2001-2002,2006 | GMC | Sierra 2500 HD | SL |
| 2001-2012 | GMC | Sierra 2500 HD | SLE |
| 2001-2012 | GMC | Sierra 2500 HD | SLT |
| 2003-2012 | GMC | Sierra 2500 HD | WT |
| 2007 | GMC | Sierra 2500 HD Classic | SL |
| 2007 | GMC | Sierra 2500 HD Classic | SLE |
| 2007 | GMC | Sierra 2500 HD Classic | SLT |
| 2007 | GMC | Sierra 2500 HD Classic | WT |
| 2002-2005 | GMC | Sierra 3500 | Base |
| 2001-2002,2006 | GMC | Sierra 3500 | SL |
| 2001-2006 | GMC | Sierra 3500 | SLE |
| 2001-2006 | GMC | Sierra 3500 | SLT |
| 2004-2006 | GMC | Sierra 3500 | WT |
| 2007 | GMC | Sierra 3500 Classic | SL |
| 2007 | GMC | Sierra 3500 Classic | SLE |
| 2007 | GMC | Sierra 3500 Classic | SLT |
| 2007 | GMC | Sierra 3500 Classic | WT |
| 2011-2012 | GMC | Sierra 3500 HD | Denali |
| 2007-2012 | GMC | Sierra 3500 HD | SLE |
| 2007-2012 | GMC | Sierra 3500 HD | SLT |
| 2007-2012 | GMC | Sierra 3500 HD | WT |
| 2006 | Hummer | H1 | Alpha |
| 2003-2004 | Hummer | H1 | Base |
| 2003-2009 | Hummer | H2 | Base |
| 2008-2009 | Hummer | H3 | Alpha |
| 2006-2009 | Hummer | H3 | Base |
| 2009 | Hummer | H3 | Championship Series |
| 2007-2009 | Hummer | H3 | X |
