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The QA1 Pro Coil front coil‑over system for 1971–1996 Impalas and other full‑size GM (and some full‑size Ford) vehicles provides single‑adjustable damping with threaded body ride‑height control for classic full‑size platforms. This kit includes a 10" spring rated 550 lb/in and uses lightweight high‑travel springs to increase travel and responsiveness. It’s bolt‑in, dyno‑tested, serviceable by QA1 centers, and made in the USA.
QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 550lbs/in - Flat Large - Aluminum
