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UMI 3057‑1 lower A‑arms for GM G‑Body and S10/S15 applications are engineered for competition and street use, featuring a relocated ball‑joint cup that can yield up to 10° extra caster when paired with UMI 3056 uppers and a ¾" taller Howe ball joint to optimize roll center. Removable double‑shear shock mounts, Delrin bushings, adjustable steering stop and double‑shear sway bar mounts make setup and track service fast while saving weight versus stock.
UMI Performance 78-88 GM G-Body 82-03 S10/S15 Front Lower A-arms Coilover Only
