What We Like About The New 2026 GMC Sierra HD
Engines Built for Strength and Precision
The 2026 GMC Sierra HD offers three powerhouse engine options built for serious performance. The standard 6.6L V8 gas engine delivers 401 horsepower and 464 lb-ft of torque, paired with a smooth Allison 10-speed automatic transmission and a 3.73 rear axle ratio. For even greater strength, the available 6.6L Duramax Turbo-Diesel V8 produces 470 horsepower and an incredible 975 lb-ft of torque, featuring an exhaust brake, engine block heater, and convenient DEF fillall engineered for unmatched towing capability and durability. If you live near or happen to be by Olathe, Ottawa, or Paola, it’s time to upgrade your drive! Check out our exciting new and used inventories, filled with top-performing models. Want to see how it fits your budget? Try our easy online payment calculator and start planning your next adventure today.
Luxury Meets Intuitive Innovation
Inside, the Sierra HD surrounds you with premium technology and intuitive control. A stunning 13.4-inch infotainment display with Google built in seamlessly integrates navigation, voice commands, and entertainment. The 12.3-inch driver information center keeps vital data in crisp detail, while the available 15-inch multicolor Head-Up Display projects key insights directly onto the windshieldkeeping your eyes where they belong: on the road ahead.
Confidence Behind Every Hitch
The 2026 GMC Sierra HD makes towing easier and more confident with its available ProGrade Trailering System. This advanced suite of intelligent tools simplifies hitching and hauling, giving you greater visibility and control. With up to 14 available camera views, including the innovative transparent trailer view compatible with most traditional, gooseneck, and fifth-wheel trailers, you’ll tow with total confidence. Plus, available Adaptive Cruise Control with Trailering automatically adjusts for added drag and braking distance, delivering a smoother, safer towing experience no matter the load or terrain.
Come see the new 2026 GMC Sierra HD at Victory Chevrolet GMC.
