Originally Posted by
onehundred80
I'm guessing that the tire has problems, switch the wheels from side to side for a test run. If there is a change you have solved the problem and it is the tire.
Possibly it is just the tire, but easily determined by jacking that wheel up and grabbing the top and bottom of the wheel and push/pull to see if any free play. If free play, then wheel bearings, and if so the tire has probably worn in a strange pattern also and will need replacing too.