What is the collective wisdom when to replace a spare tire? Covered with Sun cover and obviously no weight on it. I suppose just being exposed to the air causes tire to break down. When does spar...
Many of us neglect our spare tire! I do check the air once at season start. A tire always fares best with use. Having the tire rolling, carrying some weight is good for it. If never used from new (mine), it could be your most aged out tire, after 5 years of hanging on the bumper.