Mercedes-Benz ≫ Mercedes-Benz Ener-G-Force concept (2012) photo galleryby Joshua ThompsonThe 2012 Mercedes-Benz Ener-G-Force provides a clue as to what a new, modern G-Class might look like. The concept is powered by hydrogen fuel cells. ◄ PrevNext ►Credit: Mercedes-Benz Mercedes-Benz Ener-G-Force Tags:concept carener-g-forcemercedes-benz