Zone Offroad 4″ Lift Kit For 2019-2021 GMC Sierra 1500 AT4

SKU: C69_n1

Base Price: $1,994.19

In stock

In stock


Zone Offroad 4″ Lift Kit For 2019, 2020, 2021 GMC Sierra 1500 AT4

Part: C69

Take your Chevy Trail Boss / GMC AT4 to new heights with this 4″ lift kit from Zone Offroad. This kit nets 4″ over stock, so due to the 2″ factory lift wil lsit similar to a standard truck with 6″ of lift. Kits include everything needed from high strength crossmembers and steering knuckles to strut spacers, upper control arms and differential relocation brackets to maintain driveline angles. Get the look, performance, and capability your truck deserves with clearance for up to 35″ tires.


Front Lift Height: 4″
Rear Lift Height: 3″
Material: Steel Plate
Front Lift Method: Knuckle & Strut Spacer
Rear Lift Method: Block Kit
Lift Type: Lift Kit
Wheel Size: See Notes
Back Spacing: See Notes
Max Tire Size: See Notes
Is Adjustable: No
Finish: Powdercoat
Metal Cutting Required: Yes
Accommodates Factory Wheels: See Notes
Welding Required: No


  • Maintains on-road handling while improving offroad performance
  • Heavy duty crossmembers and skid plates for protection
  • New steering knuckles add strength and allow ESC system compatibility
  • Top mounted front strut spacer retains factory ride quality Adventure Series upper control arms for additional strength and durability
  • Allows fitment of 35-37″ tires


  • Differential Relocation Brackets
  • Frame Crossmembers – Front and Rear
  • Rear Lift Block & U-Bolt Kit
  • Skid Plate
  • Steering Knuckles
  • Upper Control Arms


  • 17″ wheels with 4.5″ backspacing should be test fit prior to mounting
  • the tire to ensure proper clearance to the steering knuckle/tie rod.
  • All aftermarket wheels should be test fit prior to mounting the tire to
  • ensure proper clearance to the brake caliper.
  • Factory 17″ and 18″ wheels cannot be reinstalled due to tie rod end
  • interference, stock 20″ wheels can be reinstalled.
  • Requires frame bracket modification.
  • Some wheel profiles will not clear the brake caliper. These can be test
  • fitted before the vehicle is lifted in a stock condition.
  • Fits Gas and Diesel Models. Will not fit Adaptive Ride Control (ARC) equipped models.

Tire and Wheel Fitment:

  • 295/65 on 17×8, 17×9 w/ 4.5″ BS
  • 295/60 on 20×9 w/ 4.5-6.25″ BS
  • 35 x 12.50 on 20×9, 22×9 w/ 5.5-6.25″ BS


  • Install Time Hours: 8 hrs
  • Difficulty Level: 4 out of 5


  • 2019 GMC Sierra 1500 AT4
  • 2020 GMC Sierra 1500 AT4
  • 2021 GMC Sierra 1500 AT4

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