2019-2024 GMC 1500 6" Big Lift Kit (44-39605)

Fits

Utilizing the very best ReadyLift has to offer, this 6" lift kit features boxed steel front/rear cross members and full-width front skid plate constructed of thick 3/16" plate steel. 1/4" boxed plate steel differential drop brackets with a double gusset and boxed center rib to take the abuse of front differential torsional twisting. A specially designed lower mount strut pre-load spacer offers the added benefit of a slight increase in spring rate to better handle the larger wheels and tires.

Part Number: 44-39605

• HD front-rear cross members
• HD skid plate
• HD top mount strut extensions
• Sway bar drop brackets
• HD fab steel rear lift blocks with bump stop landings
• HD cast iron lift knuckles engineered to retain factory quality geometry
• Falcon 1.1 Monotube Shocks
• All necessary hardware and instructions

Tire Fitment:

• 20x9 0 offset - 35x12.50 tire.*Max with trimming: 20x10 -18 offset - 35x12.50 or 325/60R20
• *Trimming requirements for larger than recommended wheel/tire include front valance, front felt liner edge, rear felt liner edge and front rear well edge mud flap

• Use of Auto 4 Hi feature not recommended
• Not for use on Trail Boss, ZR2, or AT4 / AT4X models
• Not compatible with Super Cruise
• Not for use on Adaptive Ride Control or Multimatic vehicles
• This GM 1500 kit is NOT COMPATIBLE with vehicles equipped with rear composite mono-leaf springs. The mono-leaf is easily identifiable the U-bolt is round/circular around the top of the leaf spring. This kit only works with vehicles equipped with traditional steel leaf springs identified by square U-bolts

Click here to view installation instructions