Originally Posted by
CACycling
First, take off the top cap and see if the steerer tube is flush with the stem. My guess is that the clamp area on the new stem is a little narrower than previous stems and you are not getting the right preload because the cap is against the steerer tube. If this is the case, just add a small spacer under the stem and adjust.
I actually had this issue with my previous bike once and did exactly what you are suggesting. I'm pretty sure I have approx. 2-3mm distance from the top of the steer tube to the stem. Thanks...any other suggestions?