The ICON Stage 4 2.5–3" coilover conversion kit for 2023 Ford F-250/F-350 Super Duty 4WD lifts the truck while improving ride quality for on‑road, towing and off‑road duty. It features ICON 2.5" remote reservoir coilovers based on the VS Series, vehicle‑specific valving, adjustable ride height, CDCV compression adjustment with 10 settings, FK rod end bearings, an adjustable track bar, dual steering stabilizers and CDCV piggyback rear shocks for external tuneability.