4.5" LIFT KIT 01-10 GM 2500HD/3500HD SRW W/ NARROW TRACK KNUCKLE - BDS1817FS

BDS 4.5" LIFT KIT WITH FOX 2.0 SHOCKS | 01-10 SILVERADO/SIERRA 2500HD/3500HD SRW WITH NARROW TRACK KNUCKLE

• Robust steering knuckles maintain ESC system compliance
• HD skid plate system improved offroad protection
• Multipoint differential relocation brackets to secure the front axle and improve CV angles
• Factory Protection Plus drivetrain warranty included

Important Note: Torsion Bar tool required to load/unload the torsion bars. Some welding is required. Requires frame bracket modification and differential mount modification. Traction bars will not fit standard cab/short box models and are designed to work on vehicles with 4" to 8" of lift. 20" wheels with 5" to 5-3/4" backspacing recommended to reduce trimming. Gas models require exhaust modification. Narrow track knuckle will slightly increase the turning radius. For tail high stance use BDS-119157 add-a-leaf with the block kit. Not Recommended for Suburban / Yukon models with AutoTrac Transfer Case. Does NOT work with rear Autoride equipped SUV's Does not fit dual rear wheel trucks.