The current-gen F10M M5 is running xDrive four-wheel drive, apparently acting as a test-mule for development of the new system that’s set to feature on the forthcoming G30 M5 model. We know ...

precise metering to individual wheels. What they claim, is that so sophisticated is the M5’s ‘brain’ that the shuffling around of torque is undetectable. It helps that the G30 is usefully ...