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

Sierra 2500 represents the sixth model year of the fourth-gen GMC Sierra HD. Here's everything that's new and different about ...

This trim comes standard with a coil-spring independent suspension and 18-inch wheels fitted with ... The next new trim for the 2026 Sierra EV is the AT4 and brings GMC's off-road treatment ...

The “AT4” designation is GMC’s off-road trim, and the Sierra EV version gets a lifted ... standard four-wheel steer (featuring CrabWalk); standard Super Cruise hands-free driver-assistance ...

All Sierra EV AT4s will have standard four-wheel steering with the ... and an illuminated front GMC badge. The $91,695 Max Range AT4 produces a maximum of 725 horsepower, while $81,395 Extended ...

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

The GMC Sierra EV has been a pretty expensive ... skid plates, and four-wheel steering as standard. The AT4 will also boast a unique "Forest Storm" interior, which features some handsome detail ...

The Chevrolet Silverado EV, GMC Sierra EV and Hummer EV have sold ... of ground clearance at just over 10-inches. The AT4 also gets the 4-wheel-steering with crab walk as standard along with ...

GMC has finally revealed the Elevation and AT4 grades ... version of the Sierra EV is listed with 2 inches (50 millimeters) of extra ground clearance over the Elevation. Four-wheel steering ...

The basics stay mostly the same, though, and features like Super Cruise, 18-inch wheels, and onboard power ... even the aggressive GMC Sierra EV AT4 undercuts the infamous Tesla Cybertruck.

The 2026 GMC Sierra EV adds two new trims ... integrated with the one-pedal driving mode and automated braking. The AT4 also receives standard rear-wheel steering, enabling GMC's CrabWalk diagonal ...

The AT4 will be the highest-riding Sierra, with 2 inches of additional ... AT4 models will also share a number of features with GMC’s Hummer EV, such as four-wheel steer, CrabWalk, and Terrain ...