Prothane front control arm bushings for 1971–1974 GM applications are listed with a 1-5/8in outer diameter and provide a direct-fit replacement for the vehicle's front suspension arms. These red bushings are specified for 1971–1974 GM front control arm locations where a 1-5/8in OD is required. Confirm the year range and diameter compatibility with your chassis before installation.
Prothane 71-74 GM 1-5/8in OD Front Control Arm Bushings - Red