Check the listing for details. Mack R RD and some Granite SFA Models Aftermarket Chrome Bumper Angle Up Step. Condition: New. Listed at 795.00 USD. Mack R, RD 688, RD 690 & Some Granite Set Forward Axle Models Aftermarket Chrome Bumper With Step Hole. 10 Gauge USA Production Please see attached schematic before ordering to make sure it matches what you have! If in doubt please message me! One year limited manufacturers warranty for workmanship and materials. The manufacturer recommends 35 ft/lbs of torque on the bolts when mounting the bumper. Cracking / peeling around the bolt holes is not covered by the warranty due to over torqueing so please do it right the first time! We also carry many other body parts for the cab forward of Class 5 thru Class 8 trucks including hoods, grilles, grille surrounds, bumpers, lights, fender extensions, fairings, radiators and charge air coolers.