Originally Posted by CdCf
Adjusting threadless stems vertically can be very easy, if you're prepared to sacrifice some aesthetics. Just leave the tube as it is (don't cut it) and insert spacers both above and (if required) below the stem. Moving the stem takes no more than a couple minutes.
Yep. And, if you have a bike with cantilever brakes, the cable stop will hold the bearings in adjustment so that you don't even have to mess with resetting the bearing load.