Practical tire tips and guides that explain what the codes on your sidewall mean and how to make the right call when something goes wrong. Start with how to read a tire size, the tire speed rating chart, and the load range chart, then dig into repairs like patch vs. plug and the signs you need new tires.
Shopping soon? Our tire buying and maintenance guide walks through choosing the right tire, and tire warranties explained shows what that mileage promise is really worth. For brand-by-brand verdicts, browse our tire reviews.
Most drivers only look closely at their tires when something has already gone wrong: a flat, a bulge, or a warning light on...
ByJames AndersonMost drivers face the steel-or-alloy question at one of two moments: when a new car is offered in a base trim on plain...
ByJames AndersonMost drivers buy a set of tires, glance at the warranty card, toss it in the glove box and forget about it until...
ByJames AndersonMost drivers can find the tire size on a sidewall, but that is only one line among dozens of molded codes and symbols....
ByJames AndersonStepping from a V-rated tire to a Y-rated one raises the certified speed from 149 mph to 186 mph. Nobody needs either number...
ByJames AndersonA tire that is a few psi low rarely looks any different from one that is properly inflated. The car still drives, the...
ByJames AndersonLook at the sidewall of a modern performance tire and you may see a size like 245/40ZR18 97W. That single string contains two...
ByJames AndersonMost drivers know their tires need some kind of care, but few know exactly what to do or how often. The owner’s manual...
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