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Video: Michelin Tweel in motion

It's been well over a year since Michelin unveiled its take on the future of the tire, the airless Tweel. The odd-looking invention pairs a replaceable outer rubber layer with a central alloy hub joined by polyurethane ribs. Judging by this video, it would appear that the tire manufacturer is continuing to develop its concept, testing it on a variety of vehicles in a number of different environments. Click on the link to get a glimpse of what might just be in your a