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 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 LPO, HARD FOLDING TRUCK BED COVER BY REALTRUCK ADVANTAGE Pickup Bed Tonneau Cover TIRES, LT275/65R20 Tires - Rear On/Off Road Tires - Front On/Off Road ONYX BLACK 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.* 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 2500HD AT4. Handle any terrain with ease thanks to this grippy 4WD. Whether you're on a slick pavement or exploring the back country, you'll be able to do it with confidence. The look is unmistakably GMC, the smooth contours and cutting-edge technology of this GMC Sierra 2500HD AT4 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.