Experience commanding performance and refined capability with the 2026 GMC Sierra 1500 AT4 in striking Onyx Black, designed for drivers who demand power and sophistication on every journey.

Built to conquer both rugged terrain and city streets, the Sierra 1500 AT4 boasts a robust 8-cylinder engine paired with a 10-speed automatic transmission featuring electronic precision shift, delivering seamless power and control. Its advanced 4x4 drivetrain with locking limited-slip differential ensures confident traction in all conditions, while integrated tow hooks and a tow hitch make hauling heavy loads effortless. The crew cab offers spacious leather seating with heated and cooled front seats, heated rear seats, and adjustable lumbar support for driver and passenger comfort, complemented by seat memory for personalized convenience. Technology meets practicality with an aerial view display system, adaptive cruise control, and a navigation system that keeps you connected and aware. Safety is paramount, featuring automatic high beams, blind spot monitoring, lane keeping assist, and front collision mitigation to protect you and your passengers. The exterior combines rugged utility and style with running boards, an integrated tailgate step, aluminum wheels, and a durable bed liner, ready to handle your toughest jobs. Step into the Sierra 1500 AT4 and experience a truck engineered for those who demand excellence in every drive.