2016 GMC Sierra All Terrain X: A Stylish, Monochromatic, Off-Roading Option

[NewsBot]

General Motors' GMC brand is rolling out a slick new version of its Sierra pickup that should appeal to style-conscious off-roaders everywhere: the 2016 GMC Sierra All Terrain X. Thanks to a bed-mounted support bar -- designed to support an LED lighting package -- and its Sierra-branded side panels, the limited-edition All Terrain X looks a bit...

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