What is GMC AT4?


The GMC AT4 (All-Terrain 4WD) is the trim level designed specifically to deliver the best off-road capability and performance that a GMC vehicle can offer. AT4 models were introduced in 2019 for those off-roading enthusiasts, looking to get the most out of their GMC. Explore AT4’s advanced features, meant to make your GMC truck or SUV a true off-roading juggernaut, from driving and towing systems, unique wheels and tires, and beautifully crafted interior and exterior details, the AT4 is the only choice for an exceptional off-road experience. Learn more about GMC AT4, and read on with the team at Gus Brown GM, right here in Port Perry Ontario.

Interior Features

Every cabin of an AT4 model is designed for both luxury and functionality, loaded with innovative technology, high-quality materials, and unique touches to please the eye. Discover signature interiors in each AT4, with Jet Black with Kalahari or Brandy interior accents. Unique details are also found throughout, with brushed aluminum accents, available AT4 badging, premium floor liners, and more


AT4 Technology

Tackling the toughest trails, roads, and paths less traveled is no easy feat, and such a challenge demands only the best technology from your vehicle. AT4 models lead the way with not only their rugged power but innovative technological upgrades. From the available 15” Heads-Up Display, HD Surround Vision, and Rear-View Camera Systems, you’ll have the extra edge you need.

Exterior Features

As soon as you lay your eyes upon an AT4 vehicle, you know it’s a vehicle ready for outdoor adventure, with its perfectly crafted balance of ruggedness and refinement. Find exclusive exterior accents, from black chrome grilles, available signature red recovery hooks, signature taillamps, unique wheels, available underbody skid plates, and so much more.


Which GMC Vehicles Offer AT4 Models?

For the 2022 model year, all vehicles in the GMC model lineup offer the AT4 trim as an option for drivers.

  • GMC Canyon
  • GMC Sierra 1500
  • GMC Sierra HD
  • GMC Terrain
  • GMC Acadia
  • GMC Yukon

When you’re looking for a truck or SUV that can thrive in every off-road situation, look no further than a GMC AT4 vehicle. Get the very best in power, luxury, and of course, off-road capability. If an AT4 truck or SUV isn’t right for you, discover the luxury forward GMC Denali, or any of the other fantastic trim levels available from GMC. With so many options, the team at Gus Brown Port Perry is positive that we can help you find the truck of your dreams. Browse our new and used inventory, come to our dealership and book service with our experts, shop authentic GM parts, find tires, and more. Let our dealership be your one-stop shop for all things GMC and Buick. Contact us today to learn more, and book your test drive.