Originally Posted by
taksdd
I am planning to flip my stem and put some rings under it to raise the handlebars a bit.. Will I need to re-adjust/tune my gears after that?
If your cables/front housing runs are long enough then there will be no adjustments needed. If they aren't long enough, then you may have to get longer front housings, possibly new cables, and of course the needed adjustments that go along with installing new brake and shifter cables.