The QA1 Aluma Matic Pro rear weld-in coil-over system uses a 175/350 lb/in variable-rate spring setup and includes two shocks, two springs and all mounting hardware. Intended for 3.00" axle configurations, it is available with multiple valving options to suit a range of drag or street-rodded applications. The weld-in package provides a ride-sensitive rear suspension solution made in the USA.
QA1 Pro Rear Weld-In Coil-Over System - RideSensitive - 12in x 175/350lbs/in - 3in Tube - Aluminum