GMC Sierra Terrain HD concept
It has a modified 4WD chassis and Duramax diesel/Allison 1000 six-speed powertrain. It boasts increased ground clearance and wider track, as well as greater approach/departure angles, while maintaining HD levels of payload and towing capacity.
The all terrain truck has a unique 5' 8" Crew Cab body configuration that supports a wheels at the corners proportion. The truck is shorter than regular production models, yet features a wider track, specially constructed suspension, electronic disconnection of the front stabiliser bar, which enables greater crawling capability on rocky terrain, 35-inch mud terrain tyres and full underbody protection.
Powering the Concept is a 6.6-litre V8 Duramax turbo-diesel that boasts 296kW of power and 1037Nm of torque. It is matched to a six-speed automatic transmission.