This Stage 2 3.0 Suspension System from ICON Vehicle Dynamics is engineered as a matched system for the 2020-2026 Chevy Silverado, GMC Sierra 2500, 3500 HD, providing 2-3.5 in. of lift. Instead of mixing parts from different brands, every shock, spring and link in the kit is tuned to work together, so the vehicle gains clearance for larger tires without giving up control or comfort.

ICON Vehicle Dynamics K78372 Features:

• Adjustable for 2-3.5 in. of front lift height over stock.
• Vehicle specific tuned 3.0 Series remote reservoir front and rear shocks for the ultimate in shock damping and control.
• All shock absorbers equipped with ICON CDXS for independent adjustability of high speed and low speed compression force for handling response and aggressiveness.
• Improved ride quality over stock with no change in towing capacity.
• Billet aluminum Delta Joint Pro HD UCAs allow for additional caster/camber adjustment.
• Forged steel torsion keys.
• Front wheel travel increase of approximately 3 in. over stock.
• 6061 Aircraft grade aluminum CNC machined components.
• Corrosion resistant hard anodized aluminum shock bodies.
• 100% Bolt-on system - no drilling, cutting, or welding necessary for install.

ICON Vehicle Dynamics K78372 Compatibility Notes:

• OEM Wheels & Tires Fitment: Yes.
• Recommended Aftermarket Wheels: ICON Alloys - 18x9 in. w/5.5 in. Backspacing / 12mm Offset.
• Recommended Aftermarket Wheels: ICON Alloys - 20x9 in. w/5.5 in. Backspacing / 12mm Offset.
• Recommended Aftermarket Tires: 35 in. x 12.50 in. (Larger tires may fit but fender trimming and modifications will be required.).
• Will not fit Cab & Chassis models.
• Chevy Silverado 2500 ZR2 and GMC Sierra 2500 AT4X will have front lift height range of .5-2 in. over stock.
• Included rear shocks are compatible with 0-2 in. of rear lift over stock.
• Shocks Are Fully Serviceable. Lift Heights Indicated Are For A Stock Equipped Vehicle.
• ICON Delta Joint Pro upper control arms required.
• Requires recalibration of Advanced Driver Assistance Systems (ADAS) after install.

ICON Vehicle Dynamics K78372 Kit Contents:

• 20-26 GM 2500/3500 HD 0-3.5 in. FRONT VS 3.0 RR CDXS PAIR (71704XP)
• 11-26 GM 2500/3500 HD 0-2 in. REAR VS 3.0 RR CDXS PAIR (71705XP)
• 20-26 GM 2500/3500 HD BILLET UCA DJ PRO HD KIT (78586DJ)
• 20-26 GM 2500/3500 HD TORSION KEY KIT (73033)