How to determine tire wear
Another reason that may require premature tire replacement is uneven wear. To determine the degree of non-uniformity of wear, use a special device - depth gauge. The height is measured at seven or eight different points of the tire.
If at the edges of the tire tread is higher than in the center, then this suggests that the tires are often pumped. If you drive on under-rolled wheels, the edges of the tire will be worn out.
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