2020-2022 GM 2500/3500 HD including AT4
3.5″ Front/ 2″ Rear SST Lift Kit
SST lift specific Forged Torsion Keys with new F/R Bilstein 5100 series shocks, Xtreme-Duty fabricated steel upper control arms, heavy-duty tie rods, differential spacers, new longer bump stops, and longer hardware. Allows for 20×9 0 offset – 35×12.50 tire. *Max with trimming: 20×10 -18 offset – 35×12.50 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. Currently does not fit 2022 AT4 applications.
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