Yeah, the most advanced systems can switch between 4WD and RWD while the drivetrain is under considerable stress too. For instance, the F90 M5 can engage the fr

Yeah, the most advanced systems can switch between 4WD and RWD while the drivetrain is under considerable stress too. For instance, the F90 M5 can engage the front wheels on command while in the middle of a power slide and let the front wheels pull the car out of the slide.