Contact Hall Buick GMC today for information on dozens of vehicles like this 2026 GMC Sierra 2500HD Denali Ultimate. This GMC includes: LPO, HITCH PACKAGE Tow Hitch HIGH IDLE SWITCH EMISSIONS, FEDERAL REQUIREMENTS REAR AXLE, 3.42 RATIO MAX TRAILERING PACKAGE TRANSMISSION, 10-SPEED AUTOMATIC (STD) A/T 10-Speed A/T ASSIST HANDLE, SIDE LPO, BODY COLOR WHEEL ARCH MOLDINGS STERLING METALLIC GVWR, 11,750 LBS PREMIUM FLOOR LINERS WITH REMOVABLE CARPET INSERT, FRONT Floor Mats ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged Note - For third party subscriptions or services, please contact the dealer for more information. There's a level of quality and refinement in this GMC Sierra 2500HD Denali Ultimate that you won't find in your average vehicle. This 4WD-equipped vehicle will handle beautifully on any terrain and in any weather condition your may find yourself in. The benefits of driving a 4 wheel drive vehicle, such as this GMC Sierra 2500HD Denali Ultimate, include superior traction and stability. This is the one. Just what you've been looking for.