QA1 Pro Coil rear coil-over system for 1964–1972 GM A-bodies includes single-adjustable aluminum shocks, full mounting hardware, brackets, two shocks and springs with a 175 lbs/in rate. Offered as a pair, the kit permits ride height adjustment and single-valve tuning to help achieve a desirable balance between ride quality and handling, and comes with a limited lifetime warranty.
QA1 64-72 GM A/G-Body Pro Rear Coil-Over System - Single Adj. - 12in x 170lbs/in - Aluminum