The 2026 GMC Sierra 2500HD AT4X takes heavy-duty capability to the next level with an aggressive custom build, premium off-road styling, and a commanding presence. Designed for drivers who demand strength, versatility, and standout looks, this AT4X delivers the performance of a heavy-duty truck with a one-of-a-kind appearance.This Sierra features a fully customized exterior with the Full Boost Auto White Lighting Package, Flow Pro exhaust tip, and a full white-out front and rear bumper PPF package for added protection and a clean, finished look. The truck has been professionally styled with black and white GMC accents, color-matched mirrors, paint-matched bumper end pieces, paint-matched fender trim, and paint-matched box side steps and bumper steps for a seamless custom appearance.Additional exterior upgrades include gloss black grille slats, paint-matched tow hooks, and exclusive black and white AT4X badging, creating a bold contrast that sets this truck apart. Sitting on a powerful stance, this Sierra is equipped with 22×12 Fuel Catalyst Blackout wheels wrapped in aggressive 35×12.5 Toyo Open Country M/T tires, providing enhanced capability and a head-turning presence both on and off the road.The 2026 GMC Sierra 2500HD AT4X combines heavy-duty strength, off-road confidence, and premium custom craftsmanship. With its unique styling upgrades and rugged AT4X foundation, this truck is built to stand out wherever it goes while being ready for any challenge.*Visit Us Today *A short visit to Sherwood Buick GMC located at 10 Auto Mall, Sherwood Park, AB T8H 2N1 can get you a tried-and-true Sierra 2500HD today!