The 2023 GMC Sierra 3500HD is a heavy-duty truck that was built for the toughest jobs. This is a reliable truck that can tow and haul heavy loads with the best of them. Here at WILSON COUNTY CHEVROLET BUICK GMC, we are seriously impressed with the performance features of this truck.
The Sierra 3500HD comes stock with a 6.6-liter V8 gasoline engine. This power plant makes 401 horsepower and 464 pound-feet of torque. It is paired with a smooth and accurate shifting 6-speed automatic transmission. Most models are available with 4WD (four-wheel drive) for excellent traction and optimal performance in inclement weather or over rough off-road terrain.
The Sierra 3500HD is also available with a powerful diesel engine. Specifically, it's a 6.6-liter Duramax Turbo-Diesel V8. This engine produces 445 horsepower and a whopping 910 pound-feet of torque. This is the ultimate engine for the maximum available towing capacity of the 2023 GMC Sierra 3500HD.