the new 16

Just reading motoGP.com: http://www.motogp.com/en/motogp/motogp_new...s&news_id=19185 With the intro of 16.5" wheels I was under the impression the tire had the same outer diametre as the old 17" and that the profile were higher on the smaller rim. I don't know if thats true I just asumed. Also...