The Prothane front control arm bushings are replacement bushings specified for 1971–1974 GM front control arms, with a 1-5/8in outer diameter for direct-fit installation. Finished in black, these bushings are intended to restore proper suspension mounting points and predictable control arm response for restored or lightly modified vehicles. They provide a like-for-like fit where correct dimensions matter.
Prothane 71-74 GM 1-5/8in OD Front Control Arm Bushings - Black