Originally Posted by
sgtrobo
Now, I know things like chainstay length and wheelbase as well as BB drop have huge affects on handling, but purely for fit and especially sizing purposes, are stack, reach, and standover "the big 3"?
I would have to say "no". As you just observed, different bikes can have different BB drops which would make standover height an irrelevant criteria for "fit". YOUR dimensions are what is salient for fit and you have not supplied those.