New set of Energy Suspension stock replacement polyurethane rear sway bar bushings. These bushings will fit the stock rear anti roll bar on Datsun 240Z, 260Z and 280Z, 1970-78. Fits bar diamter of 20mm. Polyurethane bushings are harder than stock rubber mounts allowing for a more ridgid race like suspension. These bushings are square shape to fit original sway bar mounts, will not work with aftermarket sway bars. Available in red and black.