Also included is the Z71 package that features twin-tube Rancho shocks, Hill Descent Control, and an underbody shield. In addition to its blacked-out appearance (also available in Summit White paint), the Sierra HD All Terrain X is fitted with 18-inch wheels with Goodyear Duratrac tires, a front skidplate, side steps, bed-mounted sport bar, LED off-road lamps, and a spray-on bedliner. The 2017 GMC Sierra 2500 HD All Terrain X features similar treatment to the Canyon and Sierra 1500 All Terrain X models shown earlier this year.
We also use high-strength steel in our fully-boxed frame rails and major frame cross-members. The passengers are treated to an eight-inch touchscreen that runs GMC’s IntelliLink infotainment system, a remote-starting system, adjustable pedals, a heated steering wheel, heated front seats, a rear-view camera, and a wireless phone charger. GMC may be a truck brand, but its current luxury crossovers and the latest Sierra 1500 pickup push the boundaries of its utilitarian image. There’s also a ram-air effect from the incoming air at highway speed that helps pack more air into the engine. A potential rival is Ram’s 2500 Off-Road. We’ll know more what it costs to get dirty with the Sierra HD All Terrain X when it formally goes on sale in the early part of 2017. Front and rear body-color bumpers, a more aggressive grille and distinct badging let you do it with style and presence