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SuperPro shackle bushings are a commonly overlooked upgrade that stabilize leaf spring mounting and reduce rear axle movement that leads to wandering and poor stability. Replacing worn rubber shackles with SuperPro polyurethane components improves control under load and when towing. Pairing these bushings with greaseable shackles can further extend service life and maintain rear-end geometry over time.
SuperPro Shackle Bushing
