The Prothane spring/shackle bushings in black fit 1973–1979 Ford F350 2WD rear leaf spring shackle mounts as replacement bushings. These black shackle bushings restore proper fit and alignment at the rear spring connections and replace worn original bushings. They simplify rear suspension service by renewing the shackle mount interfaces to help reduce play and maintain leaf spring positioning during normal use.
Prothane 73-79 Ford F350 2wd Rear Leaf Spring Bushings - Black