View 3 Photos View 0 Videos GMC TopKick C7000 Left Fender Extension for a 1991 GMC C7000 Topkick Contact for price (Used) 1991 GMC C7000 Topkick, FENDER EXTENSION- Part Number: 15670941, Side: Driver Left Side, Color: White, Material: Fiberglass, For more information about this item, give us a call.... ConditionUsedFits To Make(s)GMCFits To Model(s)C7000 TopkickWill Fit Year(s)1991SideLEFTPart Number15670941Stock NumberP-70749 MLS Number12593498CategoryFender Extensions Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info