Prothane rear sway bar bushings in black are specified for Nissan 300ZX models from 1984–1989 and accept a 23mm sway bar. These molded polyurethane bushings replace aging rubber mounts to restore sway bar location and reduce unwanted movement in the rear suspension. Check the bar diameter and vehicle year to confirm compatibility with your 300ZX rear setup.
Prothane 84-89 Nissan 300ZX Rear Sway Bar Bushings - 23mm - Black