2019-2021 GMC 1500 8" Big Lift Kit (44-3980)

Fits

Do you want an almost ridiculous amount of lift for your 1500? Well you've found it, this 8" big lift is designed and engineered with only the best materials and parts to give you superior ride quality & handling. This 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 feature a double gusset and boxed center rib to take the abuse of front differential torsional twisting.

Part Number: 44-3980

• Proprietary lower strut clam shell design maintains factory geometry & retains use of the factory strut
• Tube steel upper control arms with maintenance-free pivot bushings and 1-ton ball joints
• 3/16" thick steel plate cross members and skid plate
• Anti-torsion boxed and gusseted plate steel differential drop brackets
• Fabricated steel 5" rear lift blocks include integrated bump stop landings, offset pin and provides proper pinon angle
• Also includes rear add-a-leaf for an additional 1.5" lift
• Bilstein extended length rear shocks

Tire Fitment:

• Recommended max tire with no trimming: 20x9 0 offset - 37x12.50 tire
• Max with trimming: 20x10 -18 offset - 37x12.50
• 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.

• Not compatible with rear mono-leaf springs
• Use of Auto 4 Hi feature not recommended
• Not for use on Trail Boss, AT4, AT4X, ZR2, Diesel or Denali models
• Not compatible with Adaptive Ride Control or Multimatic suspension

Click here to view installation instructions