GMC Granite Concept. Ever wonder what the Scion xB or Nissan Cube would have looked like if it were built in America? Wonder no more. The Granite concept is GMC's take on the mobile box concept. Boxy, squat, beefy. Any number of words comes to mind when describing the Granite. To our eyes the Granite concept looks like a super aerodynamic cinder block from the future. Beyond the visual impact of its rectangular silhouette, massive front grille and nifty angular body surfaces the Granite includes a number of standout features. For example, its pillarless four-door design makes it easy to load passengers or cargo, while its reconfigurable seats can be folded toward the center console creating an unobstructed space for a mountain bike. Urban professionals with active lifestyles rejoice. To follow this editor on Twitter, please visit http://www.twitter.com/kbb_micahmuzio.For more new car reviews, interviews and ...