Tire Size Page
185/55R15 Tire Size
A 185/55R15 tire is approximately 23.01 inches tall, with a sidewall height of 4.01 inches and about 876.4 revolutions per mile.
TL;DR: 185/55R15 combines a 185 mm section width, a 55% aspect ratio, and a 15-inch wheel diameter.
Quick facts
Diameter
23.01 in
584 mm overall height
Sidewall
4.01 in
102 mm sidewall height
Circumference
72.29 in
1836 mm per rotation
Revs / Mile
876.4
544.6 revs per kilometer
185/55R15 Dimensions
| Measurement | Inches | Millimeters |
|---|---|---|
| Overall diameter | 23.01 | 584 |
| Sidewall height | 4.01 | 102 |
| Section width | 7.28 | 185 |
| Circumference | 72.29 | 1836 |
| Wheel diameter | 15 | 381 |
| Revolutions per mile | 876.4 | — |