New Mercedes-Benz G550 4x4 Squared spy shots

It looks like one of the biggest, baddest SUVs in production, the Mercedes-Benz G-Class, is about to get a whole lot tougher with the arrival of a new 4x4 Squared variant. Offered on the previous-generation G-Class in G550 guise, the 4x4 Squared option saw the iconic SUV fitted with some serious off-road gear, including portal axles that lent it...