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Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.
Take control of your vehicle's power with the Eaton Detroit Truetrac 33-spline limited-slip differential. Designed for heavy-duty applications including the Chevrolet Astro and Avalanche, this helical-gear differential provides the traction you need for towing, off-roading, or daily driving. By automatically biasing torque to the wheel with better grip, the Truetrac ensures you maintain momentum in challenging conditions.
The Detroit Truetrac is the preferred choice for enthusiasts who want a "set it and forget it" traction solution. Unlike lockers that can be harsh or limited-slips that wear out, the Truetrac offers the perfect balance of on-road manners and off-road capability. Whether you are navigating a snowy driveway or pulling a trailer, this differential keeps your wheels turning. Invest in the longevity and performance of your Chevy's drivetrain with this premium upgrade from GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 1985-1995 | Chevrolet | Astro | CL |
| 1985-1995 | Chevrolet | Astro | CS |
| 1985-2005 | Chevrolet | Astro | Base |
| 1987-2005 | Chevrolet | Astro | LT |
| 1996-2005 | Chevrolet | Astro | LS |
| 2007-2012 | Chevrolet | Avalanche | LS |
| 2007-2012 | Chevrolet | Avalanche | LT |
| 2007-2012 | Chevrolet | Avalanche | LTZ |
| 2013 | Chevrolet | Avalanche | Black Diamond LS |
| 2013 | Chevrolet | Avalanche | Black Diamond LT |
| 2013 | Chevrolet | Avalanche | Black Diamond LTZ |
| 2002-2003 | Chevrolet | Avalanche 1500 | North Face |
| 2002-2003 | Chevrolet | Avalanche 1500 | On Road Edition |
| 2002-2005 | Chevrolet | Avalanche 1500 | Base |
| 2002-2006 | Chevrolet | Avalanche 1500 | Z71 |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004-2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2005-2006 | Chevrolet | Avalanche 1500 | LT |
| 2005-2006 | Chevrolet | Avalanche 1500 | LS |
| 2002-2004 | Chevrolet | Avalanche 2500 | Base |
| 2005-2006 | Chevrolet | Avalanche 2500 | LS |
| 2005-2006 | Chevrolet | Avalanche 2500 | LT |
| 1988-1992 | Chevrolet | C1500 | Scottsdale |
| 1988-1998 | Chevrolet | C1500 | Silverado |
| 1988-1998 | Chevrolet | C1500 | Cheyenne |
| 1990-1993 | Chevrolet | C1500 | 454 SS |
| 1990-1998 | Chevrolet | C1500 | WT |
| 1994-1997 | Chevrolet | C1500 | Base |
| 1999 | Chevrolet | C1500 | LS |
| 1997 | Chevrolet | C1500 Suburban | LT |
| 1997-1999 | Chevrolet | C1500 Suburban | Base |
| 1997-1999 | Chevrolet | C1500 Suburban | LS |
| 1999 | Chevrolet | C1500 Suburban | LT |
| 1979-1980 | Chevrolet | C20 | Custom Deluxe |
| 1979-1981 | Chevrolet | C20 | Cheyenne |
| 1979-1986 | Chevrolet | C20 | Scottsdale |
| 1979-1986 | Chevrolet | C20 | Silverado |
| 1981 | Chevrolet | C20 | Deluxe |
| 1981-1986 | Chevrolet | C20 | Custom |
| 1979-1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1979-1980 | Chevrolet | C20 Suburban | Scottsdale |
| 1979-1980 | Chevrolet | C20 Suburban | Silverado |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1981-1986 | Chevrolet | C20 Suburban | Custom |
| 1982 | Chevrolet | C20 Suburban | Scottsdale |
| 1982-1986 | Chevrolet | C20 Suburban | Silverado |
| 1984-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1988-1992 | Chevrolet | C2500 | Scottsdale |
| 1988-1998 | Chevrolet | C2500 | Cheyenne |
| 1988-1998 | Chevrolet | C2500 | Silverado |
| 1994-1995 | Chevrolet | C2500 | WT |
| 1994-1997 | Chevrolet | C2500 | Base |
| 1998 | Chevrolet | C2500 | WT |
| 1999-2000 | Chevrolet | C2500 | Base |
| 1999-2000 | Chevrolet | C2500 | LS |
| 1996-1997 | Chevrolet | C2500 Suburban | Base |
| 1996-1997 | Chevrolet | C2500 Suburban | LS |
| 1996-1997 | Chevrolet | C2500 Suburban | LT |
| 1996-2014 | Chevrolet | Express 1500 | Base |
| 1996-2014 | Chevrolet | Express 1500 | LS |
…and 279 additional fitments. Contact us to confirm yours.
Other popular Eaton products customers consider together:
Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.
Take control of your vehicle's power with the Eaton Detroit Truetrac 33-spline limited-slip differential. Designed for heavy-duty applications including the Chevrolet Astro and Avalanche, this helical-gear differential provides the traction you need for towing, off-roading, or daily driving. By automatically biasing torque to the wheel with better grip, the Truetrac ensures you maintain momentum in challenging conditions.
The Detroit Truetrac is the preferred choice for enthusiasts who want a "set it and forget it" traction solution. Unlike lockers that can be harsh or limited-slips that wear out, the Truetrac offers the perfect balance of on-road manners and off-road capability. Whether you are navigating a snowy driveway or pulling a trailer, this differential keeps your wheels turning. Invest in the longevity and performance of your Chevy's drivetrain with this premium upgrade from GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 1985-1995 | Chevrolet | Astro | CL |
| 1985-1995 | Chevrolet | Astro | CS |
| 1985-2005 | Chevrolet | Astro | Base |
| 1987-2005 | Chevrolet | Astro | LT |
| 1996-2005 | Chevrolet | Astro | LS |
| 2007-2012 | Chevrolet | Avalanche | LS |
| 2007-2012 | Chevrolet | Avalanche | LT |
| 2007-2012 | Chevrolet | Avalanche | LTZ |
| 2013 | Chevrolet | Avalanche | Black Diamond LS |
| 2013 | Chevrolet | Avalanche | Black Diamond LT |
| 2013 | Chevrolet | Avalanche | Black Diamond LTZ |
| 2002-2003 | Chevrolet | Avalanche 1500 | North Face |
| 2002-2003 | Chevrolet | Avalanche 1500 | On Road Edition |
| 2002-2005 | Chevrolet | Avalanche 1500 | Base |
| 2002-2006 | Chevrolet | Avalanche 1500 | Z71 |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004-2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2005-2006 | Chevrolet | Avalanche 1500 | LT |
| 2005-2006 | Chevrolet | Avalanche 1500 | LS |
| 2002-2004 | Chevrolet | Avalanche 2500 | Base |
| 2005-2006 | Chevrolet | Avalanche 2500 | LS |
| 2005-2006 | Chevrolet | Avalanche 2500 | LT |
| 1988-1992 | Chevrolet | C1500 | Scottsdale |
| 1988-1998 | Chevrolet | C1500 | Silverado |
| 1988-1998 | Chevrolet | C1500 | Cheyenne |
| 1990-1993 | Chevrolet | C1500 | 454 SS |
| 1990-1998 | Chevrolet | C1500 | WT |
| 1994-1997 | Chevrolet | C1500 | Base |
| 1999 | Chevrolet | C1500 | LS |
| 1997 | Chevrolet | C1500 Suburban | LT |
| 1997-1999 | Chevrolet | C1500 Suburban | Base |
| 1997-1999 | Chevrolet | C1500 Suburban | LS |
| 1999 | Chevrolet | C1500 Suburban | LT |
| 1979-1980 | Chevrolet | C20 | Custom Deluxe |
| 1979-1981 | Chevrolet | C20 | Cheyenne |
| 1979-1986 | Chevrolet | C20 | Scottsdale |
| 1979-1986 | Chevrolet | C20 | Silverado |
| 1981 | Chevrolet | C20 | Deluxe |
| 1981-1986 | Chevrolet | C20 | Custom |
| 1979-1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1979-1980 | Chevrolet | C20 Suburban | Scottsdale |
| 1979-1980 | Chevrolet | C20 Suburban | Silverado |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1981-1986 | Chevrolet | C20 Suburban | Custom |
| 1982 | Chevrolet | C20 Suburban | Scottsdale |
| 1982-1986 | Chevrolet | C20 Suburban | Silverado |
| 1984-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1988-1992 | Chevrolet | C2500 | Scottsdale |
| 1988-1998 | Chevrolet | C2500 | Cheyenne |
| 1988-1998 | Chevrolet | C2500 | Silverado |
| 1994-1995 | Chevrolet | C2500 | WT |
| 1994-1997 | Chevrolet | C2500 | Base |
| 1998 | Chevrolet | C2500 | WT |
| 1999-2000 | Chevrolet | C2500 | Base |
| 1999-2000 | Chevrolet | C2500 | LS |
| 1996-1997 | Chevrolet | C2500 Suburban | Base |
| 1996-1997 | Chevrolet | C2500 Suburban | LS |
| 1996-1997 | Chevrolet | C2500 Suburban | LT |
| 1996-2014 | Chevrolet | Express 1500 | Base |
| 1996-2014 | Chevrolet | Express 1500 | LS |
…and 279 additional fitments. Contact us to confirm yours.
Other popular Eaton products customers consider together: