Can't you just picture the design meeting. "Well here's a way we can save money. Eliminate one aux fan with motor and replace it with a free wheeler driven by a v belt from the other one. Two pulleys, a belt , and a freewheeler will be cheaper than the alternative that has worked well for years and years. I am picturing the design based soley on this thread.

Kind of like buying a 2007 E Class that has no center arm rest, just a breadbox sliding tray cover to rest your right elbow on. Those accountants are simply brilliant marketers.

Steve