3.5'' SST Lift Kit Front With 2'' Rear Fabricated Control Arms and Falcon 1.1 Monotube Shocks- GM Silverado / Sierra 2500HD 2020-2021
Fits 2020-2021 GM 2500/3500 HD including AT4. 3.5" Front/ 2" Rear SST Lift Kit SST lift specific Forged Torsion Keys with new F/R Falcon 1.1 Monotube series shocks, Xtreme-Duty fabricated steel upper control arms, heavy-duty tie rods, differential spacers, new longer bump stops, and longer hardware. Allows for 20x9 0 offset - 35x12.50 tire. *Max with trimming: 20x10 -18 offset - 35x12.50, some fender well variance may be experienced between Silverado and Sierra models. Can be used on trucks equipped with factory snow prep/plow packages. Works with trucks equipped with either the OE #84461807 or OE #84634344 factory torsion keys and requires ReadyLIFT torsion key unloading tool 66-7822B or similar for installation. NOTE: Use of Auto 4 Hi feature not recommended. Special Note: When setting the torsion key adjustment bolt do not exceed 27.5” from the wheel center to the fender edge. Exceeding this will create a top off condition, meaning the suspension has little to no down travel. The