This Product Fits: 1998-1999 Chevrolet C1500; 1988-2000 Chevrolet C2500; 1988-1990 Chevrolet C3500; 1991-2002 C3500HD; 1988-1999 NOTE: Excludes Models with HD Straight Fornt Axle and Solid Front Axle With a true understanding of their marketplace they have become the industry leader in innovation of aftermarket suspension.