New 2026 GMC Sierra 1500

Experience the 2026 GMC Sierra 1500 AT4 with Duramax 3.0L Turbo-Diesel power, advanced off-road capability, and premium technology for confident driving in any terrain.

This new 2026 GMC Sierra 1500 AT4 is built to perform with a robust Duramax 3.0L Turbo-Diesel Straight 6 engine delivering 305 horsepower and an impressive 495 lb-ft of torque. Paired with a 10-speed automatic transmission featuring electronic precision shift, tow/haul mode, and steering column paddle shifters, it offers smooth and responsive control whether on the highway or off-road. The 4x4 drivetrain, locking limited-slip differential, and Goodyear Wrangler Territory MT tires ensure exceptional traction and durability on rugged terrains.

The AT4 Premium Package enhances your experience with off-road high clearance steps and the AT4 Preferred Package, while the Technology Package includes a rear camera mirror and a vibrant 15-inch multicolour head-up display with bed view camera for added convenience and safety. Safety is prioritized with features like blind spot monitoring, lane keeping assist, front collision mitigation, and adaptive cruise control.

Inside, enjoy heated and cooled leather bucket seats with power adjustments and memory settings, plus heated rear seats for passenger comfort. The exterior is finished in striking Onyx Black, complemented by aluminum wheels, integrated tailgate step, and a bed liner for durability. This Sierra 1500 AT4 is ready to tackle your toughest jobs with confidence and style.