haha, yeah I'm on here too Moose. KMurphy, aren't the numbers a measurement of the tire? The 120 is 120mm wide, the 80 is 80mm measured from the edge of the rim to the crown of the tire and the 17 is a 17 inch wheel. Since my stock tire is 120/80/17 and the new tire is 120/70/17, that just means...