Dana 80 Brute Aluminum Rear Differential Cover Dana 80 rear axle;Cast from lightweight aluminum;Black powder coat finish;Ball milled reinforcing ribs;Heat treated and shot peened helps handle direct impact;Fully machined seal surface for a leak free installation;Convenient filler plug for easy service;Fill level plug for accurate fill level;Drain plug for mess free service;Easy to use dipstick for simple, easy maintenance with Has Drain Plug G2 Axle and Gear G2 Dana 80 Ball Milled Aluminum Cover - 40-2080MB 40-2080MB Differential Covers