Let’s be honest. Unless you have been living under a rock for the past four decades, you’re familiar with the 46-year history of Mercedes’ most rugged off-road vehicle this side of the Unimog. From a lightweight all-terrain military vehicle, it would grow from an uncompromisingly spartan friend of foresters and farmers into an ultra-luxurious, but still eminently capable, status symbol. There were some highlights in between: a 1983 Dakar win at the hands of Jacky Ickx, the 2002 arrival of the first AMG G-Class with a supercharged V8 engine, and 2006 saw a stock G500 reaching the coldest place on Earth in Siberia (-53 °C for your pub trivia) following a 19 000 km, breakdown-free journey, as well as the introduction of the, frankly bonkers, G63 6x6. In essence, little…