Can a Nail Puncture on the Inner Side of a Tire Be Repaired?

1 Answers
DeJoseph
07/30/25 9:06am
Tires with nail punctures on the inner side are not recommended for repair and should be replaced. The sidewall is the weakest part of a tire, constructed with two layers of rubber and two layers of cord fabric, and passenger car tires typically do not have a steel belt layer in the sidewall for shock absorption. Additionally, the sidewall undergoes constant deformation and recovery during rotation. Forcing a repair can cause the patch to detach, and even hot patching only provides a temporary solution, as broken cord fabric cannot be repaired. Below are relevant details: 1. Situations requiring tire replacement: puncture holes larger than 6mm in diameter on the tread; deformed bead or tread, corroded rubber, or damage due to underinflation; tires that have been patched more than four times. 2. Precautions: It is also important to note that whether the nail is in the sidewall or tread, it should not be removed immediately. Instead, drive to a nearby repair shop for professional handling. Sometimes, removing the nail may not cause immediate air leakage, but it still requires attention.
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