A tire calculator can be used to determine the height, sidewall thickness, circumference and revolutions per mile of any tire by typing the tire's size rating in. The size rating is a number following the format 285/75R1... More »

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Use an online tire size calculator by entering the year, make and model of the vehicle along with information such as the engine trim or special package designation of the car or truck. Some online tire size calculators ... More »

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Find a tire size diameter chart on sites such as Tire-Size-Conversion.com, TireRack.com, TyreSizeCalculator.com and GoodYear.com. CSGNetwork.com also features a conversion tool for translating tire size diameters from me... More »

www.reference.com Vehicles Car Parts & Maintenance Tires, Rims & Wheels

The exact size, type and rating for a tire is listed on that tire's sidewall, according to Cars.com, and, as TireSafety.com notes, in the owner's manual. These are used to find an exact match or similar tires. More »

www.reference.com Vehicles Car Parts & Maintenance Tires, Rims & Wheels

The number of revolutions a tire makes in 1 mile depends on the circumference of the tire. To find the tire circumference, which is the distance traveled in one revolution, multiply the tire diameter in inches (measured ... More »

Tire size dimensions are a series of letters and numbers on the sidewall of tires that indicate the tire size, type of tire and the performance rating. The dimensions and rating are important to know in order to ensure t... More »

www.reference.com Vehicles Car Parts & Maintenance Tires, Rims & Wheels

To determine a passenger tire's load rating, check the tire’s sidewall, and find the load range code next to the tire size. The minimum range is 71, or a load rating of 761 pounds, whereas the maximum range is 110, or a ... More »

www.reference.com Vehicles Car Parts & Maintenance Tires, Rims & Wheels