The QA1 Pro Coil front coil-over is a single-adjustable stock-mount shock kit focused on valving control and ride-height tuning. It includes an 11" spring rated 650 lb/in with a tapered pigtail end, compressed length 10.13" and extended 14". The threaded body makes stance adjustments straightforward and the adjustable valving lets you tailor damping to driving conditions.
QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Pigtail - Aluminum