Experience unmatched capability and refined comfort in the 2025 GMC Sierra 1500 AT4, designed for those who demand power, technology, and rugged style in every drive.

The Thunderstorm Grey exterior of this diesel-powered Sierra 1500 AT4 commands attention with its bold presence and off-road readiness. Beneath the hood, the Duramax 3.0L Turbo-Diesel I6 engine delivers an impressive 305 horsepower and 495 lb-ft of torque, perfectly paired with a 10-speed automatic transmission featuring electronic precision shift and paddle shifters for seamless control. Whether towing heavy loads or navigating challenging terrain, the locking limited-slip differential and 4x4 drivetrain ensure confidence and traction in all conditions.

Step inside to a sophisticated cabin trimmed in Jet Black with Kalahari accents and perforated leather seats, offering heated and cooled front buckets, heated rear seats, and memory settings for both driver and passenger. The advanced technology package includes a 13.4" diagonal premium infotainment system with Google built-in apps, wireless Apple CarPlay and Android Auto, and a unique Bed View Camera integrated into the centre high-mounted stop lamp, providing a clear view of your cargo.

Safety is paramount with features like adaptive cruise control, blind spot monitoring, lane keeping assist, and front collision mitigation. Off-road enthusiasts will appreciate the AT4 Premium Package’s high clearance steps and rugged bed liner, making this Sierra 1500 as versatile as it is comfortable.