GMC redefines the off-road space by introducing the all-new 2019 Sierra AT4. For the first time ever, the Sierra AT4 delivers a unique formula of authentic off-road capability and innovative technology paired with premium refinement and a bold appearance expected from GMC.
Features & Benefits
2-inch factory-installed suspension lift
Standard 4WD with a two-speed transfer case, locking rear differential and skid plates
Off-road-tuned Rancho monotube shock absorbers
18-inch wheels with all-terrain tires or available mud terrain-rated Goodyear Wrangler Duratrac tire, or available 20-inch wheels with all-terrain tires
Exclusive wheel design with machined-face, dark-tinted appearance
Standard 5.3L V-8 engine