Differential Cover, Front Dana-30, Stainless Differential Cover, Rear AMC-20, Stainless, 76-86 CJ This differential cover is a great way to add some flash to the underside of your rig. All Rugged Ridge Stainless Accessories are constructed of prime 304 stainless steel polished to a mirror finish for the best looking, longest lasting product found on the market today. Includes drain plug and mounting hardware