Protect your factory differential cover with These heavy-duty skid plates. Designed to fit the contours of your stock differential cover. Constructed of durable 3/16 Inch black powder coated steel, these skid plates will help you slide over obstacles and not get hung up. Includes replacement mounting hardware and instructions. Now available with the Jeep logo stamped into the face as an Authentic Jeep Licensed product.. This heavy duty differential skid plate from Rugged Ridge for Dana 30 axles. Fits over the stock differential cover.