The QA1 Pro Coil front coil-over is a single-adjustable stock-mount shock kit that delivers threaded ride-height control and valving adjustability. It includes a 10" spring rated 550 lb/in with a large tapered flat end, compressed length 8.63" and extended 12.88". The kit is a straightforward bolt-in upgrade for drivers who want finer stance and handling tuning.
QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 550lbs/in - Flat Large - Aluminum