This 2026 GMC Sierra 2500 HD Denali Ultimate Crew Cab in Glacier White Tricoat offers a powerful and refined driving experience with its 6.6L Duramax V8 Turbo Diesel engine producing 470 horsepower. Equipped with four-wheel drive and a standard bed, this 159-inch crew cab combines capability with premium comfort. Inside, the Alpine Umber full-grain leather interior elevates the cabin, complemented by advanced technology such as a 15-inch multicolor diagonal head-up display that keeps essential information in your line of sight for enhanced convenience and safety. The Denali Ultimate trim includes driver assistance features like Forward Collision Alert, Front Pedestrian Braking, and Automatic Emergency Braking to help you navigate confidently. Additional safety features include Lane Departure Warning and IntelliBeam automatic high beams. For towing needs, this Sierra is equipped with Hitch Guidance and a wired auxiliary trailer camera, providing precise control when connecting and monitoring trailers. The inside rearview auto-dimming rear camera mirror further enhances rear visibility. This Sierra 2500 HD Denali Ultimate delivers a blend of rugged capability, advanced safety, and upscale amenities, making it well-suited for demanding tasks while maintaining a premium driving environment.