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The Viking front coilover kit for use with UMI 3057 a‑arms delivers an 850 lb/in spring rate and Crusader AT valved shocks for road‑race and auto‑x cars that also see street use. Double‑adjustable rebound and adjustable compression let drivers tune pitch and roll, while Hyperco springs and thrust bearings provide easy height changes. The kit bolts into the stock upper mount with minor spring perch trimming and is built for high‑rate, tunable handling.
UMI Performance 78-88 GM G-Body 82-03 S10/S15 Front Kit Use w/ Coilover A-Arms
