The tire treadwear rating is based on a standard that uses a control tire with a score of 100. Most tires' ratings are 200 to 500. A high number is better.

Your speed-rated tires are expensive, so naturally if there's a leak, you'd want to fix them. But be careful: those repairs ...

The 98V is load index (capacity) and speed rating: The 98 says the tire can safely carry — when properly inflated — 1,653 pounds. This code ranges from 60 (551 pounds) to 114 (2,601 pounds).

On the top end, a tire with a Z rating is safe even at speeds of over 150 mph. As for the number, 88 in this case, it’s the load rating; it indicates how many pounds each tire can carry.

How To Find The Speed Rating On Tires Tire speed rating is embossed on the sidewall along with the tire size, load rating, and a manufacturer's date code . Tire size is usually expressed as xxx/yyRzz.

Confused about the pressure number on your tire? Learn why the tire’s pressure rating isn’t what you should use and what to ...

The LT designations (LT-metric, LT-flotation, and LT-numeric) all carry load ratings. The maximum load, designated by a load range letter, is molded into the tire’s sidewall.

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 ...

Tire Size Ratings. I was talking to a friend about the tires I want to purchase for my '70 LeMans Sport. This led to a heated discussion (and a bet) about tires and how their sizes are rated.