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The QA1 Pro Coil front coil-over is a single-adjustable stock-mount shock kit that combines ride-height threading with adjustable valving. It includes an 11" spring rated 300 lb/in and a tapered flat end, compressed length 10.13" and extended 14". The kit installs as a bolt-in upgrade and provides practical tools for tuning front-end balance and damping for varied driving styles.
QA1 GM Pro Front Coil-Over System - Single Adj. - 11in x 300lbs/in - Flat - Aluminum
