We're taking a closer look at this pre-refresh Chevy Silverado Trail Boss LT and refreshed GMC Sierra AT4 in the following GM Authority Photo Comparison.

W e’re finally starting to see some 2025 GMC Sierra EVs on the road, and now GM's luxury and upmarket truck and SUV brand is introducing the 2026 rendition of the all-electric S ...

The “AT4” designation is GMC’s off-road trim, and the Sierra EV version gets a lifted coil suspension, 35-inch all-terrain ...

GMC Sierra 1500 AT4 Crew Cab model features a Summit White exterior as well as SCA Performance’s famous Black Widow package ...

The new electric pickup, with a significantly cheaper price tag than the previous model year, arrives with Denali, Elevation, and AT4 trims this summer.

While last year's GMC Sierra was only available in ... which is an off-road-focused version of the truck, touting 35-inch all-terrain tires, a lifted suspension, and a Terrain Mode that comes ...

GMC Sierra EV Denali Max Range delivers an unexpected blend of 507-mile real-world range, rear-wheel steering magic, and near ...

The Sierra EV lineup is aimed at upscale truck ... a lifted (by two inches) coil suspension and 35-inch all-terrain tires. It will also feature a trim-exclusive Terrain Mode, designed, GMC says ...

With a full lineup, the Sierra EV is now “right in the heart of the premium truck market.” GMC began delivering ... added 2″ of ground clearance, a lifted coil suspension, 35″ all-terrain ...