Quadro 4D, the 4-Wheel Scooter [Photo Gallery]

Now, 4-wheel scooters are one thing we're not quite accustomed to, but this doesn't mean they're some wort of weird, unnatural contraption. Italian manufacturer Quadro, prepares the 4D, a rather revolutionary idea in urban mobility, and still looking awesome despite its almost prototype approach.

The Quadro 4D is basically an evolved 350D model, and sports the same hydraulic tilting system. However, the addition of the 4th ...

Source: http://www.autoevolution.com/news/quadro-4d-the-4-wheel-scooter-photo-gallery-55225.html

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