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The QA1 GM Pro Front MOD Series coil‑over system combines a MOD double‑adjustable shock with a 10" tapered flat spring rated 500 lbs/in for front suspension tuning. QuickTune dry modular valve packs allow revalving on the car without opening the unit, and remote or piggyback canister options plus 4‑way high/low speed bleed deliver wide adjustment capability. Compressed height 8.63" and extended 12.63"; shocks are dyno tested and serialized.
QA1 GM Pro Front Coil-Over System - MOD Series - 10in x 500lbs/in - Flat - Aluminum
