: This review has been updated with instrumented test results.Any truck is a big investment, but in the GMC Sierra HD AT4X ...

The GMC AT4 sub-brand can be found across Big Red's lineup, with the vast majority of models offering an AT4 variant. The ...

Miami, Florida-based Vossen has a vast portfolio of aftermarket wheels, and this time around, one of its American sets was ...

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

The GMC Sierra AT4X enjoys designation as the pinnacle of the Sierra off-road pickup truck lineup, offering enhanced capability, as well as a wealth of rugged design elements to help it stand out ...

Our 2024 GMC Sierra AT4X AEV Edition test truck featured the optional Duramax 3.0-liter turbodiesel engine with 305 horsepower and 495 lb-ft of torque. Although the Sierra AT4X AEV Edition boasts ...

For 2025, the GMC Sierra 1500 full-size pickup continues to offer its special AT4X model designed for off-road enthusiasts. Introduced three years ago, GMC called the Sierra AT4X “the new peak ...

Adaptive cruise control with trailering assist, previously standard on the 2024 AT4X and Denali Ultimate ... The SLT comes standard with GMC's versatile MultiPro tailgate, a heated steering ...

2024 GMC Canyon AT4X AEV Edition: 2024 PVOTY Contender The 2024 Canyon AT4X AEV is built with slow-speed, technical rock crawling in mind, not flat-out desert racing. In the context of our ...