Originally Posted by
52telecaster
If my seat tube (vitus 172) is 28mm, and it measures at least that for the full length. Does this imply a 26.0 or 26.2mm seat post? Furthermore if i were to run a reamer down it would 26.2 be too much?
and... I just realized this question must be related to your newly acquired Motobecane G.T. I also have a Moto G.T., though I believe mine is a '76. My seatpost is 26.2mm.