Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD AT4. This GMC includes: LPO, HITCH PACKAGE Tow Hitch STERLING METALLIC GVWR, 11,350 LBS TRANSMISSION, ALLISON 10-SPEED AUTOMATIC A/T 10-Speed A/T LPO, BODY COLOR WHEEL ARCH MOLDINGS AT4 PREMIUM PLUS PACKAGE Generic Sun/Moonroof Sun/Moonroof Running Boards/Side Steps TIRES, LT275/65R20 Tires - Rear On/Off Road Tires - Front On/Off Road ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged GOOSENECK / 5TH WHEEL PREP PACKAGE ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY *Note - For third party subscriptions or services, please contact the dealer for more information.* Pull up in the vehicle and the valet will want to parked on the front row. This GMC Sierra 2500HD AT4 is the vehicle others dream to own. Don't miss your chance to make it your new ride. Where do you want to go today? With 4WD, you can choose to drive virtually anywhere and on terrain 2WD vehicles can't handle. The GMC Sierra 2500HD AT4 will provide you with everything you have always wanted in a car -- Quality, Reliability, and Character. 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.