Tire depth chart

In the United States, tread depth is measured in 32nds of an inch. There are several popular ways to check your tire tread depth. One easy way is the penny test. The depth of usable tread rubber measured in 32nds of an inch.

A tire tread depth chart displays information on the minimum tread allowed on usable tires. It is very difficult to accurately measure tire tread depth at home without a tread depth gauge. However when tires near the end of their life, a penny can be used to confirm tread depth. Place a penny into several tread grooves across the tire.

This indicates the amount of remaining tread. Regularly checking your tire tread depth can help you determine when it is time to replace your tires. A massive tire size chart with both metric and inch tire sizes listed to easily compare every tire size in one spot.

Here are two tire size charts that list every tire by wheel size or by diameter to make your search as simple as possible. When your tires don’t have enough tread depth , you’re at greater risk of hydroplaning, punctures and reduced traction. Fortunately, measuring tread depth regularly is a simple and surefire way to help ensure your tires will stick to the road and keep you safe.

How to Calculate Adjustment Prices. Using a stick-type 32nds gauge, measure the 32nds of tread remaining at three pints in the center two grooves and average the three measurements. As the chart in All-season- tire wear shows,. The half-tread- depth tires we tested lost far more in wet and snow grip than they gained in dry grip. Penny test for tires – how to measure tread depth.

You may have heard of the penny test for tire tread depth and wondered if it’s something a layperson can manage, and a reliable test and indication of tire tread depth. A treadwear rating chart is a matrix of numerical grades assigned to a tire based on the uniform tire quality grade standards. Trust us with your vehicle. We perform quality and detailed work with precision! Replacing tires on AWD cars - If you are only replacing one tire and you have an AWD system, it is always key to match tires down to the tread depth.

Returning a leased vehicle - If you have a leased vehicle, the contract may require a minimum amount of tread for turn in. Goodyear suggests checking your. Keep one in your glove compartment for easy access.

Measure the tire to determine 32nds of tread remaining. Where the 32nds of tread remaining line meets the original tread column, you find the percent of tread worn from the tire. Use this percentage figure to calculate the replacement.

As an example, a tire on a Steer axle on a motor coach will require a greater tread depth than a tire mounted on a tag axle on a motor coach. Continental recommends to change winter tires for winter grip at a tread depth of mm. Once the tread is worn down to 4mm, the Winter Indicator becomes level with the surface of the tread pattern, indicating that the tire has reached its‘ limit of winter suitability. The “69” and “62” indicate the maximum load the tire can carry (see Load Index Rating chart below) at the speed indicated by the speed indexes “(W)” and “H,” respectively (see Speed Index chart on the next page). To obtain the remaining tread depth , take three (3) measurements on the tire , one on the inner groove, one on the center and one in the outer groove and then average the three (3) measurements.

Depth Charts are collected for any of your needs. The requirements shall encompass effects on tread wear and depth of tread. If a police officer, at any time, has reasonable cause to believe that a vehicle is unsafe or equipped with tires in violation of the provisions of this section, the police officer may require the driver of the vehicle to stop and submit the vehicle tire to an. You can use a tread depth card like this one to quickly get an idea of what shape your tires are in.

Simply insert the corner of the card into the grooves of your tire and see how much of the corner is visible above the tire.

Tire tread depth chart mm. These allow you to do wonderful things with ideas even if you only have a basic understanding of. While a tire tread depth gauge is the best way to get an accurate measurement of remaining trea a U. Lincoln penny can also be used to quickly approximate whether a tire needs to be replaced. When Mike had a certain local truck driving job, he was required to check tread depth on all the tires on the company-owned truck assigned to him every Tuesday. He measured the inside, center and outside of the tire with a gauge that shows the amount of depth left on the tread in 32nds of an inch.

So, when are your tires actually worn out? Buy online, pick up in-store in minutes.

Using a tread depth gauge is one of the most accurate ways to determine when to change tires. As an international partner to the transport and logistics industry, we know the markets as well as we know the roads around the world.

Tread Depth Conversion Table. We know our parts and products. Winter tires : Calculating tire wear and preventing it.

This would result in a tire coming out of service prematurely which will adversely af-fect your tire budget. Although laws of European countries mandate changing tyres with 1. As you can see on the stopping distance chart , tread depth effects how well your vehicle can stop, especially on wet roads. It is very important to be aware of how much remaining tread is on all of your tires and how it impacts you. Get into the groove with your tires.

Open this photo in gallery:. Once a tire reaches that point of wear, it has lost much of. This tire tread depth gauge has a round aluminum. FREE Shipping on eligible orders. The measurements shall not be made where tie bars, humps, or fillets are located.

It has an important influence on the vehicle’s contact with the ground. The tread depth is a substantial safety factor.