This ReadyLift 69-2740 2.5 inch lift kit for the Ford F250 w/1 piece drive shaft features an easy, safe way to lift your vehicle while maintaining OEM ride quality. Designed with 2.5" coil spacers and sound isolators which retain OEM ride and ride sound. Shock exetnsions are included allowing use of OEM shocks. Radius arm drop brackets and the track bar relocation bracket is designed to maintain suspension geometry, which achieves that OEM like feel. Bump stop extensions allow rentsion of the factory distance between the bump stop and the axle while a carrier bearing spacer included in the kit gives the opportunity to adjust driveshaft angle as needed.