[EricH]

Originally Posted by MICHAELABICK

Like I said, disregard 2 and 3. For number 4, if you look at the CAD, the supershifter will be connected to both wheels. This means that you cannot power each side individually, so you cannot turn like a 6 wheel.

If you have 2 of these, each side is powered independently. If they're front and back, as stated, then it's a wide-oriented 4WD. Turns quite well, actually--maybe better than a 6WD.

There just haven't exactly been all that many wide-oriented robots the last few years--2009 had quite a few, though.