Originally Posted by
TrojanHorse
I don't think it's silly but I believe it's center to center - so center of the fork post to center of the handlebars. It's probably marked right on the stem somewhere anyway. Do you have a quill stem or a newer stem that clamps on to the fork steerer tube?
It's a quill stem, and measured center-to-center, it's 90mm. So it sounds like I could add about 1.5" to that...