Why you can’t repair tire shoulder punctures and tire sidewall punctures Why the tire shoulder is a no-repair zone Every tire company tells you they can’t repair punctures in the tire shoulder and tire sidewall areas. But they never explain why. Here’s the story First, the tire shoulders and sidewalls encounter the most flex and therefore, the most heat. So tire plugs and patches don’t stand up well to the constant flex and heat. They’re designed for relatively flat areas like the tire tread. Second, the tire sidewall and shoulder … Read More
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