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The Prothane rear spring and shackle bushing kit for 1981–1987 GM vehicles is a direct replacement set supplied in black with 1 3/8" inner-diameter bushings. It replaces worn rubber components at the rear spring and frame shackle points to restore secure attachment and correct spacing. Intended for the listed GM applications and sized to match the original mounting points.
Prothane 81-87 GM Rear Spring & Shackle Bushings (w/ 1 3/8in Bushings) - Black
