Experience unmatched capability and refined comfort with the 2026 GMC Sierra 1500 AT4 Crew Cab 4WD, designed for those who demand power and sophistication in every drive.

Built to conquer both rugged terrain and city streets, this Sierra 1500 AT4 features a robust Duramax 3.0L Turbo-Diesel I6 engine delivering 305 horsepower and an impressive 495 lb-ft of torque, ensuring effortless towing and hauling. The advanced 10-speed automatic transmission with dual shift mode enhances control and efficiency, while the 4x4 drivetrain and locking limited-slip differential provide confident traction in all conditions. Inside, enjoy premium leather seats with heating and cooling functions, plus memory settings and adjustable lumbar support for both driver and passenger, making long journeys comfortable and tailored. The crew cab offers spacious rear seating with heated seats and a convenient pass-through for added versatility. Safety is paramount with features like automatic high beams, blind spot monitoring, cross-traffic alert, lane keeping assist, and front collision mitigation, giving you peace of mind on every trip. The integrated tailgate step and bed liner add practicality, making loading and unloading easier. With an aerial view display system, navigation, and a premium sound system, the Sierra 1500 AT4 combines rugged capability with modern technology to meet the needs of discerning Canadian drivers.