ALN4000K-1 Pro Rear Weld-In Coilover Kit, Non Adjustable Shock, 175/350lb/in. Spring for 3.25in. Axle Tube

If you want the best ride in rodding, but don?t need all of the valving options, QA1's Aluma Matic non-adjustable shock is the best for you. The lightweight aluminum body is threaded for coil-over performance. These shocks are revalveable and rebuildable by the QA1 factory or QA1 authorized service centers. The three step sealing system keeps your shocks running smoothly. Made in the USA, these shocks are 100% dyno tested and serialized.