Originally Posted by JerryH
If you put a rear tire on the front, put it on in the same direction as you would if it were going in the back.
Wrong. A tire mounted on the rear of a motorcycle gets stressed in the opposite direction vs a front tire.
The rear is stressed by acceleration, while the front tire stress is predominately from braking.
If you choose to mount a "rear tire" on the front, it should be mounted "backwards".