How To Read Your Tire Size

We’ve all seen the code that runs around the side of your tire. But have you ever wondered what it meant or what it was for? It's your tire size, and it can be explained in the following manner:

How To Read Your Tire Size

A tire size code) will typically follow the format: P215/65R15 95H

What does each symbol mean?

P: The character in front of the code designates the type of tire. Most commonly, a tire will be P, designated for use in passenger vehicles. LT is the second most common tire type, used to represent light trucks. If there is no code, your tire is of European make, and has different load bearing capacities.

215: The first number designates the tire’s width, from sidewall to sidewall. In this case, the number 215 means that the tire width is 215 millimetres.

65: The number after the dash specifies the tire’s aspect ratio, which is the ratio of the tire’s width to its height.

R: The letter R refers to how the tire was created. In this case, R means radial, or that the layers of the tire run across it.

Wheel Diameter: The wheel diameter measurement is the end-to-end length, measured in inches. In this case, the diameter of the wheel is 15 inches.

Your tire typically has many other measurements that run along the wheel, but these are the most important. When you are specifying what type of tire you have to your mechanic, these are the key measurements you are going to need to remember.

If you're looking to purchase new tires or are looking to have your tires replaced and rotated, book an appointment online, give us a call at 647-361-4449, or shoot us a quick instant message, and we'd be happy to help.

Related articles

5 Car Repair Services That Can Be Done At Your Home

When And How Often Should Your Brakes Be Replaced

Everything You Need To Know About Your Car's Fuel Filter

How To Read Your Tire Size

OBD II Trouble Code P0517: Battery Temperature Sensor Circuit High

Car Won't Start, What's The Cause

Extend your car's life. Get car advice straight to your inbox.

Join 5000+ car owners and keep your car in its healthiest form.

More Related Articles

4 Signs Of A Failing Catalytic Converter

4 Signs Of A Failing Catalytic Converter

Your catalytic converter is an essential part of your car - it neutralizes hazardous compounds in your exhaust such as carbon monoxide. And by doing so, they increase gas mileage and performance. Here are 4 signs of a failing catalytic converter.

Read more

Signs Of Your Engine Running Lean

Signs Of Your Engine Running Lean

Your engine runs lean if your air-to-fuel mixture is too light - this means that the fuel in your ignition chamber is being igniting with too much air or too little fuel. Because your engine is running on less fuel than it should, it is running “lean.”

Read more

Signs Of A Failing Mass Air Flow Sensor

Signs Of A Failing Mass Air Flow Sensor

Your Mass Air Flow (MAF) Sensor is a piece of technology within your engine which tells your car’s computer how much air is entering the engine. This is important, as it allows your engine to regulate its performance and change the intake of air to keep your engine running in its best condition.

Read more