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Zone Offroad 5" Suspension Lift Kit for 2020-2021 GM 2500/3500HD Trucks

Pricing: $1,772.87

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Take your GM 2500/3500HD to new heights with this 5" lift kit from Zone Offroad. Kits include everything needed from high strength crossmembers and steering knuckles to differential relocation and and rear block kit to level out the stance. Get the look, performance, and capability your truck deserves with clearance for up to 37" tires.


  • Maintains ride quality and handling characteristics
  • Improves ground clearance while correcting suspension-steering-driveline geometry
  • High strength 1/4" thick steel crossmembers and differential skid plates
  • CNC machined ductile iron steering knuckles to maintain ESC System compatibility
  • Zone Offroad branded front skidplate and torsion bar relocation brackets
  • Allows clearance for up to 37" tires to be installed

What's included? 

  • Brake Lines
  • Differential Relocation Brackets
  • Frame Crossmembers - Front and Rear
  • Lift Blocks - Rear
  • Skid Plate
  • Steering Knuckles
  • Sway Bar Relocation Brackets
  • Torsion Bar Crossmember Drop
Quick Specs
Front Lift Height 5"
Rear Lift Height 4.5"
Material 1/4" Steel
Front Lift Method Knuckle & Drop Cross-Member
Rear Lift Method Block Kit
Lift Type Suspension
Wheel Size 20 x 9
Back Spacing 5-5.5"
Max Tire Size 37 x 12.5
Wheel Size 2 20 x 10
Back Spacing 2 5-5.5"
Max Tire Size 2 35 x 12.5
Wheel Size 3 17 x 9
Back Spacing 3 4.5-4.625"
Max Tire Size 3 35 x 12.5
Finish Powdercoat
Metal Cutting Required Yes
FMVSS Certification N/A (See notes)
Accommodates Factory Wheels See Notes


Important Notes
  • Compatible with gas and diesel models as well as standard and AT4 equipped models.
  • Frame bracket modifications required for installation.
  • Not compatible with top mounted overload equipped rear leaf springs, will require custom U-bolts.
  • Stock 17-18" wheels cannot be reinstalled, stock 20" wheels can be reinstalled.
  • Two-piece rear drive shaft? Add a carrier bearing drop kit to reduce post-lift driveline angles and avoid / eliminate driveshaft vibration.
Installation Guide

Installation Guide for C43/C50 5" Suspension Lift


Warranty Info

Zone Offroad Warranty Info Link


Shipping Information

  • Item Requires Shipping
  • 285.0 lbs.
  • W10.0000” x H8.0000” x L20.0000”
  • Free Shipping - Ground

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