The factory-installed 2-inch suspension lift gives you the ground clearance you want when heading off-road, while Rancho® monotube shock absorbers are off-road tuned to help smooth out rough terrain.
Sierra AT4 pickup truck comes standard with four-wheel drive and a 2-speed AutoTrac transfer case that includes low-range four-wheel-drive gearing that handles a variety of off-road conditions.
The Traction Select System on the Sierra AT4 allows the driver to choose from preset drive modes that have been tailored for different terrain or weather conditions. It adjusts Sierra's transmission shift points, throttle mapping and StabiliTrak to optimize performance for the situation. The available modes in the Traction Select System are:
Learn more about Sierra AT4's Traction Select System on GMC LIFE.
Included with the 5.3L V8 and available 6.2L V8, the Dynamic Fuel Management system enables the engine to operate in 17 different patterns between 2 and 8 cylinders, depending on demand, to optimize power delivery and efficiency.
This cargo box accommodates your active lifestyle with the functionality and strength to load and haul heavy toys and cargo. Cargo bed capabilities include:
The Sierra AT4's unique design elements include:
Style and function combine in Sierra AT4 off-road pickup truck's signature high-intensity LED headlamps with unique C-shape lighting, LED taillamps and LED fog lamps and light blade technology gives headlamps and taillamps a premium look.
Bright, polished dual exhaust outlets stand out below the body-color rear bumper creating a clean design that adds to Sierra AT4's premium appearance.
GMC Sierra AT4 truck is equipped to leave pavement behind with aggressive, all-terrain tires and exclusive wheels:
The interior is just as bold as the exterior with darkened, premium features that include:
Space is used wisely with well-placed compartments for storing and securing your items including:
Outside, the stance is bold, and inside the large proportions help give you the added confidence of sitting high. You can also stretch out with class-leading max front head and leg room in the Sierra AT4 Crew Cab.
Larger rear-door openings and more rear-seat leg room than the previous generation. Sierra pick truck models make your passengers feel comfortable with rear vents and heated rear outboard seats keep them that way for the long haul.
Standard on every new GMC - GMC Pro Grade Protection has you truly protected with features and services including:
Venture off-road in the powerfully capable Sierra AT4 pickup truck with the added confidence of available technology features designed with the driver in mind:
GMC Sierra AT4 pickup truck offers advanced safety features and intelligent driver-centric alerts that can help alert you to potential hazards.10
The following features are available: