Originally Posted by vpiuva
7 speed was 126mm spacing. 9 speed will need 130mm spacing. Klein frame aluminum? Probably not recommended that you stretch it out. May want to search or repost for info on this aspect. Hate for you to mess up a nice frame.
Many 7-speed frames were spaced 130mm or 128mm. If it was originally built with 7-speed STI shifters chances are it is 130mm It should be measured.
Al