Originally Posted by
spectastic
....25 front and 28 rear would be enough for most paved roads. what do you think? How will that setup fare in south america or south asia? do they have a lot of gravel or cobbles?
lots of gravel and cobbles and brick and dirt and mud. also lots of pavement. if you plan your route
properly, you "should" be able to do a tour in most any country totally on pavement. but may not
be the most scenic or least-trafficked routes.