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Understand your tire

Sava Tire Sidewall

Reading your tire

All the important information you need to know about your tire is printed on the sidewall.

Reading this information will help you to maintain your tires, and to choose new ones when the time comes for a replacement set.

Our guide will help you to understand what the different numbers and letters mean.

Sava Tire Sidewall

Tire type

A “P” or no letter at all indicates a passenger car tire.

Sava Tire Width

Tire width

The width of your tire, in millimeters, measured from sidewall to sidewall.

Sava Tire Diameter

Wheel diameter

The diameter (height) of the wheel in inches.

Sava Tire Construction


The “R” indicates a radial tire. Almost every new tire built today is a radial tire.

Your tire’s load index tells you its maximum carrying capacity

Load index

Your tire’s load index tells you its maximum carrying capacity. It’s important to choose a replacement tire that fits with your manufacturer’s recommendations.

Load ratings and speed ratings should be looked at together when you choose a tire. You’ll find the load rating of your current tire on the sidewall, just beside the diameter.

The speed rating is the maximum speed a tire can legally support

Speed Rating

The speed rating is the maximum legal speed for a tyre when it is correctly inflated and in use under load.

You will find your tyres speed rating printed on the sidewall, and represented by a letter. A tyre with a speed rating of V, for example, has a maximum speed of 240 km/h.

When buying replacement tyres it is essential to match their speed rating with the speed capabilities of your vehicle.

Check out the maximum speed allowed by inputting your speed index into the application.

Sava Tire Sidewall

Tire pressure information

This is the maximum inflation pressure for your tire, which is important to know when checking tire pressure. You should consult your vehicle's manual for more information.

Sava Tire Sidewall

Tread wear indicators

The letters “TWI” show the location of the tire’s tread wear indicators. You should check these indicators regularly to ensure the tread is sufficiently deep. In EU countries the minimum tread depth is in most cases 1.6mm..

Sava Tire Sidewall

Production date

The date your tire was produced is indicated by a four-digit code showing the week and the year.

Sava Tire aspect ratio

Aspect Ratio

This is the ratio of the tire’s cross-section to its width, expressed as a percentage. An aspect ratio of 65, for example, indicates that the tire’s height is 65% of its width.

Sava Tire Sidewall

ECE approval mark and number

This indicates that the tire conforms to the standards of the United Nations Economic Commission for Europe (U.N.E.C.E.) in relation to pneumatic tires.