Eaton Detroit Locker Differential 30 Spline 1.55in Axle Shaft Diameter Rear 11.5in

The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, bullet-proof design is engineered to keep both wheels in drive mode – even if one wheel is lifted off the ground. It works in forward and reverse, and features unmatched strength, 100 percent automatic locking, and maintenance-free parts.This Part Fits: Year Make Model Submodel 2001-2005 Chevrolet Astro Base 2001-2005 Chevrolet Astro LS 2001-2005 Chevrolet Astro LT 2001-2012 Chevrolet Express 1500 Base 2001-2012 Chevrolet Express 1500 LS 2001-2002,2006-2012 Chevrolet Express 1500 LT 2001-2012 Chevrolet Express 2500 Base 2001-2012 Chevrolet Express 2500 LS 2006-2012 Chevrolet Express 2500 LT 2001-2012 Chevrolet Express 3500 Base 2001-2012 Chevrolet Express 3500 LS 2006-2012 Chevrolet Express 3500 LT 2001-2004 Chevrolet Silverado 2500 Base 2001-2004 Chevrolet Silverado 2500 LS 2001-2004 Chevrolet Silverado 2500