The QA1 Big Wheel Rear Pro Coil Kit for 1971–1976 GM B-Body with 300 lb springs features double-adjustable shocks so you can independently control rebound and compression for a firmer setup. The kit allows ride height changes from slightly higher than stock down to 2.25" lower, helping achieve desired stance for big-wheel installations. Sold as a pair and manufactured in the USA.
QA1 71-76 GM B-Body 12-300 Kit Rear Pro-Coil D-Adj