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2024 GMC SIERRA 2500HD AT4 4WD 6.6L DURAMAX DIESEL PREMIUM PLUS PACKAGE 5TH WHEEL PREP SUNROOF THUNDERSTORM GRAY LANCASTER PA
This 2024 GMC Sierra 2500HD AT4 4WD is powered by the 6.6L Duramax turbo-diesel V8 paired with a 10-speed Allison automatic transmission. Finished in Thunderstorm Gray with a Jet Black and Kalahari leather interior, this loaded heavy-duty truck features the AT4 Premium Plus Package, Technology Package, power sunroof, Gooseneck/5th Wheel Prep Package, and advanced trailering equipment.
The 6.6L Duramax produces an impressive 470 horsepower and 975 lb-ft of torque, delivering outstanding pulling power for large fifth-wheel campers, equipment trailers, and demanding workloads. Combined with four-wheel drive and the Allison 10-speed transmission, this Sierra offers serious heavy-duty capability with the comfort of a premium pickup.
The AT4 Premium Plus Package adds an impressive level of luxury with heated and ventilated front leather seats, heated rear outboard seats, Bose premium 7-speaker audio, and additional convenience features. The power sunroof, heated steering wheel, remote start, and power-sliding rear window make this truck especially enjoyable for everyday driving and longer trips.
The Technology Package is a major highlight, featuring a 15-inch multicolor Head-Up Display, HD Surround Vision, Rear Camera Mirror, and Bed View Camera. Wireless charging and wireless smartphone connectivity add convenience, while the advanced camera systems provide excellent visibility when maneuvering or connecting a trailer.
This Sierra is exceptionally well-equipped for towing with the factory Gooseneck/5th Wheel Prep Package, integrated trailer brake controller, trailer camera provisions, advanced trailer viewing software, and Trailer Side Blind Zone Alert. Whether you're hauling a fifth-wheel camper, livestock trailer, or heavy equipment, this AT4 has the features serious truck buyers appreciate.
The X31 Off-Road Package, two-speed transfer case, Hill Descent Control, and high-clearance off-road steps add capability for hunting properties, campsites, and challenging terrain. The AT4 combines rugged functionality with the premium comfort expected from a high-end GMC truck.
Thunderstorm Gray gives this Sierra an especially sharp appearance, complemented by gloss black grille accents, smoked amber roof marker lamps, and distinctive AT4 styling. A factory spray-on bedliner with AT4 logo, LED cargo lighting, rear wheelhouse liners, and 120-volt bed outlet add practical functionality.
Additional features include Adaptive Cruise Control, rain-sensing wipers, Rear Cross Traffic Alert, front and rear parking sensors, premium floor liners, and a Safety Alert Seat.
With its powerful 6.6L Duramax, Premium Plus Package, Technology Package, fifth-wheel prep, sunroof, and rugged AT4 styling, this 2024 Sierra 2500HD delivers an outstanding combination of diesel performance, luxury, and heavy-duty capability.
See it today at Mark Martin Motors in Ephrata, serving Lancaster, Lititz, Lebanon, and York. Call or message us to check availability or schedule your test drive.