2019-2024 GMC 1500 6" Big Lift Kit (44-39605)-Lift Kit-ReadyLift-44-39605-Dirty Diesel Customs

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


Part Number: 44-39605
Sale price$3,587.93 CAD

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Year Make Model 
2019-2024 GMC/ Chevrolet 1500 


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