Experience the perfect blend of rugged capability and refined comfort with the 2026 GMC Sierra 1500 AT4 in striking Onyx Black, designed for those who demand power and sophistication.

Built to conquer Canada’s toughest terrains, the Sierra 1500 AT4 features a turbocharged straight 6-cylinder diesel engine paired with a 10-speed automatic transmission, delivering impressive torque and fuel efficiency. Its advanced 4x4 drivetrain with locking limited-slip differential ensures confident handling in all conditions, while integrated tow hooks and a factory-installed tow hitch make heavy hauling effortless. The bed liner and integrated tailgate step enhance practicality for work or adventure.

Inside, this crew cab offers premium leather seats with heated and cooled front options, adjustable lumbar support, and memory settings for driver and passenger, ensuring comfort on every journey. The multi-zone climate control and heated rear seats keep all passengers comfortable year-round. Cutting-edge safety technologies like blind spot monitoring, lane keeping assist, front collision mitigation, and an aerial view display system provide peace of mind on busy highways or rugged backroads.

Additional features such as remote engine start, keyless entry, power folding mirrors, and a premium sound system with smart device integration make daily driving convenient and enjoyable. The 2026 Sierra 1500 AT4 is the ideal truck for those who demand strength, luxury, and advanced technology in one commanding package.