2011 GMC Sierra All Terrain HD Concept

All the new HD 2011 HD Sierra fertile ground for the concept chassis modified by production and 4WD Duramax Diesel / Allison 1000 six-speed powertrain. The suspension is upgraded and unique body dimensions, including ground clearance and a wider track and approach / departure angle Grand supply and improve off-road capability while maintaining a high load capacity and towing. A dark