4" RADIUS ARM LIFT KIT WITH FOX 2.0 SHOCKS 20-22 SUPER DUTY DIESEL - BDS1551FS

• Easy, 100% Bolt-on installation
• Pro-Ride dual rate coil springs provide a remarkable ride through any terrain
• Heavy duty tubular steel radius arms that correct caster while maximizing ground clearance
• 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

Important Note: Ford recommends the replacement of the pitman arm nut after each time it has been removed. If installed on a truck with a top-mounted overload spring, an overload spacer block taller than 1-1/8"  is required. Must also order BDS-UBT4027 (Qty: 4) (sold separately). Use a small pitman arm puller to remove the drag link joint and steering stabilizer taper. If your truck is equipped with a 2-piece rear driveshaft, a Carrier Bearing Drop Kit may be required: BDS-123402. Due to the taller factory ride height, Tremor models will not net the full advertised lift height. The final ride height will be the same as standard models. Larger tires on the stock wheels are not recommended due to the brake line clearance required. Maximum recommended wheel size: 37"x12.5" Tire on 20"x9" rim with +0mm offset. (Trimming may be required) Installation requires a torque wrench capable of 405 ft-lbs. Some trucks with a rear driveli