3"F / 2"R SST LIFT KIT- GM SILVERADO / SIERRA 2500HD 2020-2021

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2020-2021 GM 2500/3500 HD including AT4

3" Front/ 2" Rear SST Lift Kit 

SST lift specific Forged Torsion Keys with front/rear shock extensions, 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.

Installation: 4.5 Hours