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Old 02-04-12, 05:41 PM
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Jeff Wills
Insane Bicycle Mechanic
 
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Originally Posted by Raleigh71
A static photo wouldn't help.

After putting the tire back on, with the bike on the repair stand, and getting it spinning, you can see it's not round. No side-to-side wobble but up and down.

Redundant meaning the tube was not stretched in any part of the circumference and lax in another part of the circumference.
If the bead is even all the way around the rim (there's a molded-in line on the tire that will show this) and the top of the tire is bulging... yep, the tire casing is failing. Replace it before it goes boom.
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