GMC Sierra 2500HD Car News, Photos & Videos

By Zlatan Stankovic on December 4, 2017

Initially, the GMC Sierra 2500 Denali HD All Mountain Concept looks like something you’d see in a James Bond movie. With huge off-road tracks, this concept is set to take on the towering slopes of Vail Mountain in Colorado at a peak elevation of nearly 12,000 feet…and we can’t wait.

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