Specially designed for the 2019-2023 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. Kits include strut spacers, adventure series upper control arms, hardware packs and steering stop extensions.
| Back Spacing |
See Notes |
| Accommodates Factory Wheels |
Yes |
| Installation Time |
3-4 hrs |
| Adjustable |
No |
| Front Lift Height |
1.75" |
| Front Lift Method |
Strut Spacers & Preload |
| Lift Type |
Leveling Kit |
| Material |
Metal |
| Max Tire Size |
See Notes |
| Requires Metal Cutting |
No |
| Requires Welding |
No |
| Wheel Size |
See Notes |
| Installation Difficulty |
Moderate (3 out of 5) |
| California Proposition 65 |
! WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Description_DES |
Zone 1.75" Leveling Kit |
| Description_LAB |
2019-2023 Chevy/GMC 1500 AT4 / Trail Boss 1.75" Leveling Kit |
| Description_SHO |
1.75" Leveling Kit |
| Description_ASC |
Complete 1.75" leveling recommended for AT4, Trail Boss suspension not as raked for the factory so installing without thin preload spacer will net 1-3/8" 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; 2022 Models: This system has not been tested on models equipped with Super Cruise;Tire and Wheel Fitment:5.5" MAX Backspacing due to UCA Clearance35/12.50 18x9, 20x9; 5.5" BS (Chevy)33/12.50 18x9, 20x9; 5.5" BS (GMC)295/60 20x9; 5.5" BS (GMC)295/60 20x9, 5.5-4.5" BS (Chevy)305/55 20x9, 5.5-4.5" BS (GMC & Chevy)295/65 18x9, 5.5-4.5" BS (GMC & Chevy)295/70 17x9, 5.5-4.5" BS (GMC & Chevy) |
| Description_FAB |
3-piece design with top mount spacer and 2 preload spacers to raise ride height without over-extending suspension during droop travel |
| Description_FAB |
High strength adventure series upper control arms allow more travel, increase strength and correct issues caused by kits using the factory UCAs |
| Description_FAB |
Maintains ride quality and handling characteristics |
| Description_FAB |
Allows clearance for 33-34" tires Includes Factory Protection Plus |
| Description_MKT |
Specially designed for the 2019-2023 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. Kits include strut spacers, adventure series upper control arms, hardware packs and steering stop extensions. |
| Description_DEF |
Suspension Leveling Kit |
| Year |
Make |
Model |
Submodel |
Notes |
| 2019 |
Chevrolet |
Silverado 1500 |
Custom Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2020 |
Chevrolet |
Silverado 1500 |
Custom Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2021 |
Chevrolet |
Silverado 1500 |
Custom Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2022 |
Chevrolet |
Silverado 1500 |
Custom Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2023 |
Chevrolet |
Silverado 1500 |
Custom Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2019 |
Chevrolet |
Silverado 1500 |
LT Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2020 |
Chevrolet |
Silverado 1500 |
LT Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2021 |
Chevrolet |
Silverado 1500 |
LT Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2022 |
Chevrolet |
Silverado 1500 |
LT Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2023 |
Chevrolet |
Silverado 1500 |
LT Trail Boss |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2019 |
GMC |
Sierra 1500 |
AT4 |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2020 |
GMC |
Sierra 1500 |
AT4 |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2021 |
GMC |
Sierra 1500 |
AT4 |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2022 |
GMC |
Sierra 1500 |
AT4 |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
| 2023 |
GMC |
Sierra 1500 |
AT4 |
Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models,Will NOT fit Adaptive Ride Control (ARC) equipped models; This system has not been tested on models equipped with Super Cruise,Will NOT fit Adaptive Ride Control (ARC) equipped models |
