I ran 175mm cranks with 28mm tires and it was ok. I would often get PS but only when I pedaled through silly turning (which I seemed to do a lot). I switched to 170's and it was ok.
@SuperLuca started
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I ran 175mm cranks with 28mm tires and it was ok. I would often get PS but only when I pedaled through silly turning (which I seemed to do a lot). I switched to 170's and it was ok.