Rise to the call of adventure in the GMC AT4 and AT4X lineup. Ruggedly styled and packed with tech-savvy and intuitive advanced features, AT4 is adventure-ready and engineered for action.

The 2025 Sierra 1500 AT4 and AT4X full-size trucks redefine premium off-roading, featuring Dynamic Fuel Management, a 3.0L Duramax® Turbo-Diesel engine, and more.

Test drive Used GMC Sierra 1500 AT4 at home from the top dealers in your area. Search from 3028 Used GMC Sierra 1500 cars for sale, including a 2019 GMC Sierra 1500 AT4, a 2021 …

In late spring 2025, GMC is introducing two more EV truck trims to the Sierra EV lineup – the Sierra EV Elevation and Sierra EV AT4. With innovative technology and uncompromising …

Research the 2025 GMC Sierra 1500 AT4 in Columbus, OH at Mark Wahlberg Buick GMC. View pictures, specs, and pricing on our huge selection of vehicles. 3GTUUEEL7SG228467.

The GMC Sierra 1500 AT4 is the ultimate pickup for going off the beaten path, offering an 11.1-inch ground clearance, up to 9,000 pounds of towing capacity, 1 and dozens of safety and …

Jan 22, 2025 · As it turns out, the AT4 acronym actually stands for “All Terrain 4WD,” underlining which vehicles shine the brightest when exploring off the beaten path. The GMC AT4 sub …

Mar 27, 2025 · The Sierra EV AT4 comes with a 2-inch higher ride height and 35-inch (285/75R18) all-terrain tires. It also has a special Terrain Mode that enhanced traction and …

Apr 1, 2025 · All GMC Sierra EV AT4 pickups feature the company’s dual-motor design. This combination produces 625 hp and 775 lb-ft of torque from the Extended Range battery. Opting …

Mar 28, 2025 · Sierra EV AT4. The 2026 Sierra EV AT4 will bring GMC’s signature off-road capability, tech, and style to the electric pickup portfolio. In addition to a lifted coil suspension …