The QA1 Pro Coil rear coil-over for 1978–1996 GM B-body rear applications is a double-adjustable aluminum system built to handle heavier spring rates for tighter rear control. It ships as a pair with two shocks, springs and mounting hardware, offers adjustable rebound and compression, a 12-inch spring at 300 lb/in, ride-height adjustability and QA1's limited lifetime warranty; made in the USA.
QA1 78-96 GM B-Body Pro Rear Coil-Over System - Double Adj. - 12in x 300lbs/in - Aluminum