Arnott's premium coil spring conversion kit C-3416 is designed to safely and effectively replace the factory installed electronic suspension on 2015-2020 short wheelbase GM trucks and SUVs (GMT K2XX Chassis) This kit features front and rear monotube dampers, tuned for your truck This 4-corner conversion kit includes rear coil springs made from US steel and includes Arnott's patented Electronic Bypass Module (EBM) (US Pat No 9,329,917) which reliably eliminates suspension fault messages on your dash panel Now you can finally replace your problematic GM Electronic suspension with a complete kit engineered to restore factory ride height while providing a comfortable ride and excellent handling.