Tire Ratings Guide

August 03, 2019

The are two pieces of data that will help you estimate how many miles you can expect from a set of tires. The temperature grades indicate what the tires resistance to heat is.

Tyre Load Index Ratings Explained And Tyre Load Index Chart

Ratings for the quality of traction provided by the tire are between AA and C with AA being the best.

Tire ratings guide. The speed rating gives the max speed the tire is built for while the load rating represents the max weight of the automobile. Note that 27 are rated A 59 are rated B and 11 are rated C. Tires with speed ratings of W Y and Y can withstand the highest speeds such as those youd find when driving an exotic sports car of 168 to 186 miles per hour and above.

20 rows The speed rating system as it is used today was developed in Europe as a response to the. Climbing up the scale are V 149 mph ZR 149-plus mph W 168 mph and Y 186 mph ratings. An H speed rating indicates the tire is approved for speeds up to 130 mph 210 kmh under optimal conditions.

Consumer Guide to Uniform Tire Quality Grading ALL PASSENGER CAR TIRES MUST CONFORM TO FEDERAL SAFETY REQUIREMENTS IN ADDITION TO THESE GRADES. This is an important rating if you typically drive long stretches in hot weather. Tires can earn a rating of up to 800 in the UTQG system.

Every tire has a speed rating and a load rating. Here the tire would have a speed rating of V. If youre reading your tire sidewall the speed rating will be the last item in the character sequence in the tires size code.

Some ratings are printed right on the tire while others can be found in databases maintained by government agencies which perform tire ratings. A higher number means longer tread life under proper conditions. The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course.

The resistance ratings are A B and C. The UTQG ratings for. Load C 6 Ply Rated Load D 8 Ply Rated Load E 10 Ply Rated etc.

The durability of a tire varies depending on the tires speed rating which refers to the maximum speed a tire can safely carry the vehicles weight and payload in ideal conditions. The tread wear rating is listed as a. In most cases even the most basic tires have a speed rating around 118 miles per hour and a load rating that suits most vehicles.

A T rating indicates the tire is approved for speeds up to 118 mph 190 kmh under optimal conditions. The tread-wear rating and the tire mileage warranty. Need help finding the load rating on your current tires.

R indicates that the tire is a Radial tire and D designates that it is a Diagonal also known as Bias ply tire and B means it is a Belted-Bias ply tire. And these are several top choices. Today tires featuring Radial construction are by far the most common type.

T ratings are most associated with standard touring tires and everyday passenger vehicles like family sedans and minivans. Tire Rack conducts its own in-house comprehensive testing and compiles thousands of real-word consumer reviews so Rogers knows of what speaks. Below is an example of a the description on a tires sidewall.

The most common speed rating letters range from L to Y. When purchasing tires people. Winter tires may carry the letter R 106 mph or higher.

They are made with layers of fabric cords positioned at a. Tire load speed ratings. V-rated tires can be driven at 149 MPH.

This terminology has officially been replaced with the letter load rating system. The Temperature Tire Rating. Tire speed ratings come in the form of a letter that follows the load index value of the tire.

If youve ever wondered how old your tires its an easy bit of information to find out tires actually have a born-on date and its listed right on the tire itself. Quick and Easy Guide to Load Ratingsbias-ply tires when heavier rated tires had a larger number of internal components. Tire ratings are standardized ratings which are used to convey information to consumers about tire safety and the appropriate conditions for specific types of tires.

Tire Speed Rating