Manufactured by BDS Suspension | 1959H | 2020-22 F250/F350 SRW 9 inch 4-Link Suspension Lift kit - Diesel | NX2 Shocks, BDS Suspension, Easy, 100% Bolt-on installation. Pro-Ride dual rate coil springs provide a remarkable ride through any terrain. Heavy duty 4-Link control arms offer improved handling, stability, strength and caster control during wheel travel. Track bar relocation bracket and pitman arm maintain proper steering angles for improved handling. Fabricated steel blocks provide level stance from front to rear. Standard NX2 Nitro shocks with vehicle-specific valving for better control. Upgrade to FOX 2.0 Performance Series shocks for maximum performance on and off-road. Product information updated on 2026-08-17. This product can ship by Truck Freight