2017-2019 Superduty 2.5" Coil Spring Front Leveling Kit (46-2724)The ReadyLIFT 2. 5 inch Coil Spring Front Lift Kit is a performance and ride enhancing leveling system designed for Super Duty trucks. It raises the front of the truck by 2. 5 inches to achieve a leveled stance and includes premium front and rear Bilstein 5100 series shocks for a smooth, controlled ride both on and off road. The kit includes specially engineered coil springs and a track bar relocation bracket to maintain proper suspension performance.