Tips, Guides & Resources For Keeping Your Car Up & Running In Jacksonville FL

Home>Blog>Tire Speed Rating Codes: What They Mean September 25, 2020 Tire speed rating codes are one of several important codes to pay attention to when you’re buying new or different tires. Let’s go over what they are, what they mean, whether they’re important and what to choose with our handy speed rating chart.What does “speed rating” mean on tires?The speed rating on a tire indicates the fastest speed a tire can handle before it affects the tire’s performance. Lower speed ratings (such as A8 or B) will mean that you won’t have good control or handling of the car at highway speeds. Higher speed ratings, like H or ZR, can handle far beyond a normal highway speed. For example, “H” would translate to a tire that can only handle speeds up to 130 mph (or 210 km/h).Where is the speed rating located on a tire?You can find a tire’s speed rating on the sidewall, where one will typically see a string of numbers and letters. These are several important codes, such as radial construction, aspec...