280zx differential mount solid aluminum 1979 - 1983 datsun nissan s130Eliminate all differential slop clunk with this solid differential mount for the 280zx. This bushing is just as quiet as a stock rubber bushing. It will last forever! it works with the stock r1200 long nose differential and also the r180 longnose. It mounts to the back cover on the differential. It's made of billet t6061 aluminum. it will make shifting gears smooth and quiet. Strong design.