Be sure to add me to your favorites list!..............IF YOU PLAN ON PURCHASING MULTIPLE ITEMS PLEASE USE THE CART SYSTEM, SO WE CAN SHIP THEM TOGETHER..................GM NUMBER 14057918.......KEEP YOUR CAR GM!.............THIS WINGNUT MOUNTS THE LUG WRENCH TO THE STUD IN THE PASSENGER SIDE REAR COMPARTMENT.............1985 1986 1987 Corvette C4 lug wrench retaining OEM OE wingnut, original GM, used. We ship weekdays only. Please email with questions. No local pickup, unless prearranged. If a problem arises, please email or call before leaving feedback. We are in Stuart Florida. NCRS member since 1983. Thanks for looking. () D bottle 031226