ICON 4.5" Stage 1 Suspension System for '20-Up Ford F250 F350 Super Duty K64521 LJ Shocks • Carbon steel blade is

• Carbon steel blade is heat treated for high strength

• Double serrated edges

or adjustable control arms

Narrow drum allows easier mounting in tight spaces

Avoid costly repairs - Extend the life of your Vehicle - Expand oil Capacity - Runs Cooler

ICON 4.5" Stage 1 Suspension System for '20-Up Ford F250 F350 Super Duty K64521 LJ Shocks • Carbon steel blade isICON Vehicle Dynamics 4. 5" Stage 1 Suspension System OverviewThe 2020 UP Ford Super Duty trucks sit at a lower ride height than 2017 2019 models, and although many of the 2017 2019 components will physically fit 2020 models, the resulting ride height is often taller than desired. So, engineers at ICON designed new progressive rate coil springs that achieve the correct advertised lift heights while still retaining the great ride quality,