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The QA1 MOD Series GM front coilover is a double‑adjustable front shock kit for GM applications that uses QuickTune dry modular valve packs for fast on‑car revalving without disturbing the oil path. This aluminum kit includes a 9" large tapered pigtail spring rated 650 lbs/in and provides 4‑way high and low speed bleed adjustment. Compressed height is 9.63" with a 14.5" extended length; remote or piggyback canister mounting is supported and units are dyno tested and serialized in the USA.
QA1 GM Pro Front Coil-Over System - MOD Series - 9in x 650lbs/in - Pigtail Large - Aluminum
