Manufactured by ProEFX - Part Number SBX:RP01, 1981-87 GM C/K truck front roll pan, stamped steel. Must cut frame horns, Must cut frame horns, weld on , Adding a steel roll pan to your truck eliminates the rear bumper with a painted smooth pan for improved looks. It is a great option to replace a damaged rear bumper or as an appearance upgrade. Product information updated on 2021-11-15,