• 3-piece design with top mount spacer and 2 preload spacers to raise ride height without over-extending suspension during droop travel
  • High strength adventure series upper control arms allow more travel, increase strength and correct issues caused by kits using the factory UCAs
  • Maintains ride quality and handling characteristics
  • Allows clearance for 33-34in tires
  • Includes Factory Protection Plus

Important Note:

  • Complete 1.75in leveling recommended for AT4, Trail Boss suspension not as raked for the factory so installing without thin preload spacer will net 1-3/8in lift for a level stance.
  • Tires wider than 295/ cannot be installed on factory wheels due to clearance issues to the steering knuckles.
  • Will not fit Adaptive Ride Control (ARC) equipped models.
  • Tire and Wheel Fitment
  • 5.5in MAX Backspacing due to UCA Clearance
  • 35/12.50 18x9, 20x9; 5.5in BS (Chevy)
  • 33/12.50 18x9, 20x9; 5.5in BS (GMC)
  • 295/60 20x9; 5.5in BS (GMC)
  • 295/60 20x9, 5.5-4.5in BS (Chevy)
  • 305/55 20x9, 5.5-4.5in BS (GMC & Chevy)
  • 295/65 18x9, 5.5-4.5in BS (GMC & Chevy)
  • 295/70 17x9, 5.5-4.5in BS (GMC & Chevy)

Quick Specs:

  • Front Lift Height: 1.75in
  • Material: Metal
  • Front Lift Method: Strut Spacers & Preload
  • Lift Type: Leveling Kit
  • Wheel Size: See Notes
  • Back Spacing: See Notes
  • Max Tire Size: See Notes
  • Is Adjustable: No
  • Finish: Powdercoat
  • Metal Cutting Required: No
  • Accommodates Factory Wheels: Yes
  • Welding Required: No

In The Box:

  • Strut Spacers
  • Upper Control Arms

Specially designed for the 2019-2022 Chevy Trail Boss and GMC AT4 trucks, these kits are designed to a higher standard, working within the parameters of the factory suspension and steering geometry to maximize potential while allowing optimal clearance for larger tires. Due to limitations with the factory UCA that may cause premature wear these kits include high strength adventure series upper control arms to provide long life, additional travel and superior strength.

Brand: Zone OffRoad

  • 2019-2022 Chevrolet Silverado 1500 Custom
  • 2019-2022 Chevrolet Silverado 1500 Lt Trail Boss
  • 2019-2022 GMC Sierra 1500 At4



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