Elevate your driving experience with this 2023 GMC Sierra 3500HD AT4. Equipped with a powerful Duramax 6.6L V8 Turbodiesel engine and 10-speed automatic transmission, this off-road-ready truck delivers exceptional capability and performance. - LPO, GMC MULTIPRO TAILGATE STEP LIGHTS - ASSIST STEPS, POWER-RETRACTABLE, BLACK - GOOSENECK / 5TH WHEEL PACKAGE - HEAVY DUTY FRONT SPRING/CAMPER PACKAGE - ENGINE BLOCK HEATER - ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY - AT4 PREMIUM PLUS PACKAGE - TRAILER TIRE PRESSURE MONITOR SENSORS - LPO, CONSOLE-MOUNTED SAFE - LPO, REAR UNDERSEAT STORAGE Featuring a striking Green exterior, this Sierra 3500HD AT4 is equipped with a wealth of premium features and capabilities. The AT4 Premium Plus Package includes a Bose premium sound system, navigation, and advanced safety technologies like Surround Vision and Rear Camera Mirror. With the Gooseneck/5th Wheel Package, you'll have the flexibility to tow your largest trailers with confidence. Whether tackling tough terrain or hauling heavy loads, this Sierra 3500HD AT4 is ready to take on any challenge. Discover the uncompromising power and capability that only a GMC can deliver.