Tires are rated according to their maximum speed, and knowing how to interpret tire speed codes can keep you safe on the road ...

We wish you’d asked . . . Last week, my P255/45ZR17 tire picked up a sharp screw and went flat, so I took it to the local service station to have it repaired. Now, I am worried that the tire … ...

Stick with your speed rating. If your car came with all-season tires (S- or T-speed-rated tires can sustain a maximum speed of up to 112 and 118 mph, respectively), you might be tempted to move up ...

It takes a good level of precision to make a tire that's balanced enough to earn a speed rating of over 100 mph, so given the large 32.2-inch diameter of these 275/55R20 Defender LTX M/S tires ...

The Tires section at ConsumerReports.org has been redesigned, and we couldn't be more excited about the changes. Now, online subscribers can review the sizes each tested tire model is available in ...

The set of numbers plus a letter, 82H for example, usually following the first set notes load and speed rating. The load number specifies a range of loads/weight that the tire is capable of carrying.

An ultra high performance tire is denoted by a max speed rating of 149 mph or more. Tires that fall into these categories have very high levels of grip on dry tarmac. You can drive a car with ...

On mud-terrain tires, or the cheapest all-terrain tires, that’s the sound of the wind running over the larger tire’s more rugged surface, which increases with speed. Ratings: Look for all ...