Use our tire size chart to convert metric tire sizes to inch measurements. Click the links to find tires in each tire size.

This comprehensive chart shows equivalent tire sizes across different standards. Use it to find alternative sizes with similar overall diameter (±3% recommended maximum).

Free calculator to find the dimensions of a tire based on its code. It also helps in choosing alternative tire sizes based on rim size or comparing two tires.

TIRE SIZE GUIDE - TIRE DIAMETER, WIDTH, AND MORE.

Use our tire size calculator to get exact measurements of your OE and replacement tires! If you want the specs of your current tires or you need to know the impact of a tire size conversion if …

Tire size calculator compares diameter, width, circumference and speedometer differences for any two tire sizes. Supports tire sizes in metric and inches.

Use our chart to find the most popular tire sizes by wheel diameter. Make sure then verify your tire size with your manufacturer’s recommendations. At Firestone Complete Auto Care, we have …

Calculate tire size or compare a tire to an alternate tire size by entering the parts of the tire code below. See the tire’s dimensions, such as diameter, width, sidewall, circumference, and …

Find your tire size within the chart below to see a selection that's right for you. If you're looking for a quick and easy way to find tires that fit, use the Goodyear Tire Finder instead.

Comprehensive tire sizes chart with conversions, measurements, and reference data. Complete guide to tire dimensions, load ratings, speed ratings, and compatibility.