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The QA1 MOD Series GM front coilover is a double‑adjustable front system for GM applications featuring QuickTune dry modular valve packs for on‑car revalving without interrupting the oil path. It ships with a 10" large tapered flat spring rated 650 lbs/in and offers 4‑way high and low speed bleed adjustment. Compressed height is 10.13" with a 15" extended length; remote canister mounting is supported and each unit is dyno tested and serialized in the USA.
QA1 GM Pro Front Coil-Over System - MOD Series - 10in x 650lbs/in - Flat Large - Aluminum
