Speed ratings make a difference in a vehicle’s cornering ability, comfort, wear, and braking distance. “Or more specifically, how well the tread stays stable under stress,” Sidorov explained.

There's a lot of numbers associated with picking out tires for your car, but one you may not look too closely at is arguably ...

It might help if I explained "speed ratings." The rating does not tell you how fast the tire can go, rather how long it can be expected to last at a sustained speed.

We’re going to use the code P205/65R16 75H as an example. Tire type. The first letter of the code describes what type of vehicle the tire is meant for. P indicates a passenger vehicle.

Read this car news article from 2013-03-14. Tire Speed Ratings ...

That letter defines the speed rating of any given tire. Below is the breakdown of the most common ratings currently offered on most mass-produced tires.