For 1987 Chevrolet R10. For 1987-1988 Chevrolet R10 Suburban. OE Number: 3" Lowering Drop Spindle Fits 1.00" Rotor 2WD. For 1985-1986 GMC C1500. For 1985-1986 GMC C1500 Suburban. It is imperative that you verify the compatibility of the product with your vehicle model before attempting any installation.
