When it comes to heavy-duty performance and uncompromising capability, the 2026 GMC Sierra 3500HDstands as a testament to engineering excellence. This powerhouse pickup delivers the strength and technology you need for both demanding work tasks and comfortable daily driving throughout Maryland.
Impressive Power and Performance
At the heart of the GMC Sierra 3500HD lies a choice of two formidable engines. The standard 6.6-liter V8 gas engine produces 401 horsepower and 464 pound-feet of torque, providing reliable power for most heavy-duty applications. For those seeking maximum capability, the available 6.6-liter Duramax Turbo-Diesel V8 engine delivers an impressive 470 horsepower and a massive 975 pound-feet of torque, making it ideal for the toughest towing and hauling challenges around Cumberland.
Both engines are paired with an advanced 10-speed Allison automatic transmission, engineered to handle the immense power while providing smooth, confident shifts. Whether you're navigating the hills of Frostburg or cruising the highways, this transmission ensures optimal performance and efficiency.
Built for Work, Designed for Comfort
The 2026 GMC Sierra 3500HD offers multiple configurations to match your specific needs. Choose from Regular Cab, Double Cab, or Crew Cab models, each available with different bed lengths to accommodate larger cargo requirements. The four-wheel drive system provides exceptional traction and control, essential for job sites and challenging terrain throughout Allegany County.
Inside, the GMC Sierra 3500HD surprises with its refined comfort and advanced technology. The available 13.4-inch diagonal Premium GMC Infotainment System features Google built-in apps, including navigation and voice assistance. Wireless Apple CarPlay and Android Auto compatibility keep you connected, while features like heated and ventilated seats, premium audio systems, and the innovative GMC MultiPro Tailgate enhance both productivity and comfort.
Advanced Safety and Towing Technology
The GMC Brand has equipped the GMC Sierra 3500HD with comprehensive safety features through the GMC Sierra HD Pro Safety system. This includes Forward Collision Alert, Automatic Emergency Braking, Lane Departure Warning, and IntelliBeam automatic high beams. When it's time to tow, the available In-Vehicle Trailering App provides essential information and guidance, while features like HD Surround Vision and Trailer Side Blind Zone Alert make maneuvering with large trailers safer and more confident.
Visit Timbrook GMC Today
Experience the capability and sophistication of the 2026 GMC Sierra 3500HD at Timbrook GMC, located at 10201 Mount Savage Road Northwest in Cumberland, MD. As your premier new GMC dealer serving Hagerstown, we offer a comprehensive selection of new GMC trucks for sale to meet your heavy-duty needs. Our knowledgeable team is ready to help you explore the various configurations and features available in the GMC Sierra 3500HD lineup, ensuring you find the perfect truck for your work and lifestyle in the greater La Vale area.
Stop by today to discover why the 2026 GMC Sierra 3500HD continues to set the standard for heavy-duty excellence.