Wheel Spacer 3/4" 20mm Custom for Front 240Z 260Z 280Z 280ZX 510Custom wheel spacer that will fit the front of 1970 83 Z cars. Most aftermarket spacers will not clear the front hub on Z cars so we had this one custom made to clear. These 3 4" (20mm) thick billet spacers are sold individually without any studs installed. Made in USA. This spacer will fit both front and rear. Lug studs and nuts are sold seperately or you can supply your own. This spacer uses stock datsun knurl size on the wheel studs and we have