Contact Legacy Buick GMC today for information on dozens of vehicles like this 2026 GMC Sierra 3500HD Denali. This GMC includes: WHEELS, 18 Aluminum Wheels GVWR, 14,000 LBS Dual Rear Wheels ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY ONYX BLACK LPO, HITCH PACKAGE Tow Hitch ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged DENALI RESERVE PACKAGE Generic Sun/Moonroof Sun/Moonroof GOOSENECK / 5TH WHEEL PREP PACKAGE Tow Hitch TRANSMISSION, 10-SPEED AUTOMATIC A/T 10-Speed A/T *Note - For third party subscriptions or services, please contact the dealer for more information.* You appreciate the finer things in life, the vehicle you drive should not be the exception. Style, performance, sophistication is in a class of its own with this stunning GMC Sierra 3500HD Denali. When GMC created this vehicle with 4 wheel drive, they immediately enhanced the performance ability. Easily switch between two and four wheel drive to take advantage of the improved traction. The look is unmistakably GMC, the smooth contours and cutting-edge technology of this GMC Sierra 3500HD Denali will definitely turn heads. Dealer Disclosure: Prices do not include state and local tax, title, license, notarial fees, convenience fees, documentary fees, and any finance charges. All prices, specifications and availability subject to change without notice. Contact dealer for most current information .Not available with special finance, lease and some other offers.