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6" Lift Kit for Diesel Trucks Shown (1811H)

6" Lift Kit for Diesel Trucks Shown (1811H)

6" Lift Kit | Diesel

  • *Approx Price: $3,304.32
  • Front (base kit): 6" High Clearance IFS System
  • Rear (base kit): 4" Block Kit
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6" Lift Kit for Diesel Trucks Shown (1811H)

Kit Components

Accessories & Pricing


Qty Part# Description
1 011518 2019-2021 GM 1500 5in Rear Box Kit
1 021682 2019-2021 GM 1500 6in Front Box Kit 1of2
1 021685 2019-2021 GM 1500 6in Diesel Front Box K
1 021702 2019-2021 GM 1500 Knuckle Box 1of2 w/UCA
1 021703 2019-2021 GM 1500 Knuckle Box 2of2 w/UCA
1 121605 2019 Denali ARC Box Kit
Qty Part# Description Price
    Total $3,304.32

Important Kit Notes

  • 1. Requires frame bracket modification
  • 2. Designed to fit Adaptive Ride Control equipped trucks only
  • 3. Will NOT work with Trail Boss or AT4 models
  • 4. Will NOT work with 2019 1500 Classic models
  • 5. Factory 17" and 18" wheels cannot be reinstalled due to tie rod end interference, stock 20" wheels can be reinstalled
  • 6. 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.
  • 7. All aftermarket wheels should be test fit prior to mounting the tire to ensure proper clearance to the brake caliper. Some wheel profiles will not clear the brake caliper. These can be test fitted before the vehicle is lifted in a stock condition
  • 8. 2.7L models use Diesel kit for proper skid plate fitment
  • 6" Lift Kit | Diesel

  • Front (base kit):

    6" High Clearance IFS System

  • Rear (base kit):

    4" Block Kit

  • Kit Price

    $3,304.32

Base Kit Components 1811

These components are subject to change based upon your selections.

Qty Part# Description
(1) 011518 2019-2021 GM 1500 5in Rear Box Kit
(1) 021682 2019-2021 GM 1500 6in Front Box Kit 1of2
(1) 021685 2019-2021 GM 1500 6in Diesel Front Box K
(1) 021702 2019-2021 GM 1500 Knuckle Box 1of2 w/UCA
(1) 021703 2019-2021 GM 1500 Knuckle Box 2of2 w/UCA
(1) 121605 2019 Denali ARC Box Kit

Compatible Vehicles

These vehicles also are compatible with this product.
Click on a vehicle to see other available kits.

Make Model Type Lift Year Range
Chevy / GMC 1/2 Ton Truck 4WD Denali w/ ARC 6" 2019-2021

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Important Kit Notes

  • 1. Requires frame bracket modification
  • 2. Designed to fit Adaptive Ride Control equipped trucks only
  • 3. Will NOT work with Trail Boss or AT4 models
  • 4. Will NOT work with 2019 1500 Classic models
  • 5. Factory 17" and 18" wheels cannot be reinstalled due to tie rod end interference, stock 20" wheels can be reinstalled
  • 6. 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.
  • 7. All aftermarket wheels should be test fit prior to mounting the tire to ensure proper clearance to the brake caliper. Some wheel profiles will not clear the brake caliper. These can be test fitted before the vehicle is lifted in a stock condition
  • 8. 2.7L models use Diesel kit for proper skid plate fitment

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