The QA1 GM Pro front coilover is a double-adjustable stock-mount coil-over shock kit that provides independent rebound and compression tuning to improve vehicle control. It includes an 11" spring rated 300 lb/in with a large tapered flat end and measures 10.13" compressed and 14" extended. Aluminum construction, bolt-in installation for factory or QA1 tubular control arms, ride height adjustment up to 2, limited lifetime warranty; made in the USA.
QA1 GM Pro Front Coil-Over System - Double Adj. - 11in x 300lbs/in - Flat Large - Aluminum