What does 235/55R17 mean?
235 |
The tire width is 235mm. |
55 |
The aspect ratio of the tire is 55. Aspect ratio is the relative height of tire sidewall. The number refers to the percentage of sidewall height in relation to tire width. |
R |
The letter in the middle refers to tire construction. Practically all tires sold for cars are radials.
Sometimes you also see tires with RF or ZR. RF indicates the tire is run flat, whereas ZR means the tire has speed rating higher than V. These tires are also radials, as the R indicates. |
17 |
Rim diameter for the tire. |
235/55R17 103W tire size
The width of 235/55R17 103W tire is stated in millimeters and sidewall height in percentages. In this table you’ll find out the 235/55R17 103W tire size in inches as well as few additional metrics:
|
In inches | In millimeters |
Section Width |
9.3″ | 235mm |
Sidewall height |
5.1″ | 129mm |
Diameter / Height |
27.2″ | 690mm |
Circumference |
85.4″ | 2169mm |
Rim Diameter |
17″ | |
Revolutions |
742 per mile | 461 per kilometer |
Rim Size for 235/55R17 103W Tires
Recommended rim sizes for 235/55R17 103W tire:
Diameter | Width Range |
17″ | 6.5-8.5″ |
What does 103W mean?
The load index 103 means that the tire has been designed to support 1929 lbs or 875 kg.
The speed index W means that the tire has been designed to be used in speed up to 168 mph or 270 kph.
Tires in this size are usually used on passenger cars and SUVs.