Eaton Detroit Truetrac Diff 28 Spline 1.20in Axle Shaft Diameter 3.23 & Up Ratio Rear 7.5in/7.625in

The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle.This Part Fits: Year Make Model Submodel 1988-2002 Buick Century Custom 1988-1989 Buick Century Estate Wagon 1988-1993,1996-2002 Buick Century Limited 1991-1996 Buick Century Special 1991-1996 Buick Commercial Chassis Base 1988-1989 Buick Electra Estate Wagon 1988-1990 Buick Electra Limited 1988-1990 Buick Electra Park Avenue 1989-1990 Buick Electra Park Avenue Ultra 1988-1990 Buick Electra T-Type 1988-1991 Buick LeSabre Base 1988-2002 Buick LeSabre Custom 1988-1990 Buick LeSabre Estate Wagon 1988-2002 Buick LeSabre Limited 1991-2002 Buick Park Avenue Base 1991-2002 Buick Park Avenue Ultra 1988-1991 Buick Reatta Base 1998 Buick Regal