PROTHANE 14-2004-BL Black Total Kit Fits- Nissan 300ZX, 84-89- lower front control arm bushings, lower rear control arm bushings, sub frame bushings, strut arm bushings, front sway bar bushings (22m, 23mm, 24mm), rear sway bar bushings (22mm, 23mm, 26mm), front & rear sway bar end links, tie rod boots, special lube. - PROTHANE urethane is firmer material than OEM rubber to give your vehicle better performance.