Dana 80 Aliminum Cover For Use On Dana 80 Rear Axles;Cast From Lightweight Aluminum To Dissipate Heat;Raw Aluminum Finish;ReinForcing Ribs For Added Rigidity And Strength;Heat Treated And Shot Peened To Help Handle A Direct Impact;Fully Machined Seal Surface For A Leak Free Installation with Has Drain Plug G2 Axle and Gear G2 Dana 80 Aliminum Cover - 40-2080AL 40-2080AL Differential Covers