$63,951

Dealer Description

The 2023 GMC Sierra 2500HD AT4 is a heavy-duty pickup truck built for drivers who need serious capability paired with off-road readiness and refined comfort. This trim is specifically engineered for rugged terrain, featuring a 2-inch factory lift, off-road suspension, skid plates, hill descent control, and aggressive all-terrain tires. It delivers the performance and durability needed for tough workdays and adventurous weekends. Under the hood, the Sierra 2500HD AT4 offers a standard 6.6-liter V8 gasoline engine producing 401 horsepower and 464 lb-ft of torque. For even more pulling power, a 6.6-liter Duramax turbo-diesel V8 is available, delivering 445 horsepower and an enormous 910 lb-ft of torque. Both engines are mated to a 10-speed Allison automatic transmission, ensuring smooth, controlled shifts even under heavy loads. With the proper configuration, this truck can tow up to 18,500 pounds. The AT4s exterior design features bold styling cues like a black chrome grille, red recovery hooks, and unique AT4 badging. Inside, the cabin balances rugged functionality with upscale amenities. It includes leather-appointed front bucket seats, a heated steering wheel, heated and ventilated front seats, and an intuitive 8-inch infotainment system with Apple CarPlay and Android Auto. Additional features like a multi-function tailgate, integrated trailer brake controller, and surround-view camera system make the Sierra 2500HD AT4 both practical and advanced. For those who need a truck that can handle challenging conditions without sacrificing comfort or technology, the 2023 GMC Sierra 2500HD AT4 is a top-tier choice.

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