QA1’s Heavy Duty Pro Rear Drag 4‑Link System is a complete drag‑race style kit that streamlines fabrication and offers heavy‑duty components like inch‑thick plates, 1‑1/4 inch trailing arm tubes, Grade‑8 hardware, and chromoly rod ends. The kit adapts to many drag setups, features 7‑inch travel shocks, and fits 40‑inch or narrower frame rails for reliable, tunable performance.
QA1 Heavy Duty Pro Rear Drag 4-Link System - Double Adjustable - 110lb Springs