is 11 y/o original spare still a spare?
or do most replace w/ new tire w/ each new set of tires?
Forum Discussion
> Kept out of the elements
It's not protected from ozone and oxygen, which are major factors in aging rubber. 7 years is the typical recommendation, based on studies of tire aging.
It's not protected from ozone and oxygen, which are major factors in aging rubber. 7 years is the typical recommendation, based on studies of tire aging.
