Superpro Front Control Arm Upper-Inner & Outer Bush Kit | Nissan Skyline/300ZX (89-95) (SPF0723K)Superpro Front Control Arm Upper Inner & Outer Bush Kit 19891995 Nissan Skyline 19891997 Nissan 300ZX Part #: SPF0723K Overview The SuperPro Front Control Arm Upper Inner & Outer Bush Kit is designed to restore and enhance the handling and stability of your Nissan Skyline and 300ZX models from the late 1980s to the late 1990s. Over time, worn or degraded rubber bushes in the control arms can lead to compromised wheel alignment, increased tire wear,