As scars and small cracks can lead to faults, it is recommended to replace the tire as soon as possible.
Main causes of scars:
Collide with obstacles on the road and curbstones
Stone sand foreign matter
Excessive flexion and extension caused by insufficient tire pressure, etc
Excessive tension due to high tire pressure
Main causes of small cracks:
Excessive flexion and extension caused by insufficient tire pressure, etc
Local stress concentration due to scars, etc
Aging due to ultraviolet radiation and heat
Excessive load due to climbing on the rock
