Originally Posted by
Regulatori
You could try loosening both the axle nuts/rack, lift the wheel off the ground and give it a good spin to see if it wants to spin/wander left. If not, tighten each side down incrementally and keep trying it...then give it a ride.
Are you using a front brake?
I'll have to give that a shot when I'm back home. And yes, I do have a front brake installed.