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)

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