Fitment: 2012-2019 F450 & F550 2WD and 4WD
Cab & Chassis Models Only: This version of the AMP Air Spring Suspension System is designed specifically for commercial Cab & Chassis F450 and F550 models only.
Air Spring Spacers for Lifted Trucks: PacBrake developed 2", 4", and 6" air spring spacer kits to accommodate lifted trucks. If you have a lifted truck and want to install PacBrake's air springs, don't forget to grab a pair of spacers for installation.