Mercedes-Benz has finally dropped full details on its insane G63 AMG 6x6.The machine puts 544 horsepower to all six wheels thanks to a twin-turbocharged 5.5-liter V8. A seven-speed gearbox ...

After selling about a hundred examples at half a million dollars apiece, Mercedes is winding up production of the insanely gargantuan G63 AMG 6x6 - and gearing up for the still crazy big G500 ...