A 205/60R13 tire is 22.7″ tall and 8.1″ wide, and fits a 13″ wheel. In inches it is written 22.7×8.1R13.
Heights published by Toyo for all 3 tires in this size. Their published revolutions per mile work out to 20.8–22.0″ under load (below).
Real 205/60R13 tires measure 22.68–22.70″, against 22.69″ from the size code. They run both taller and shorter than the size code.
Published revs per mile (916–970) mean the tire rolls like a 20.8–22.0″ tire on the vehicle. Use this for speedometer calibration.
The lightest (Toyo Proxes RR, SL) is 1.5 lb lighter per corner than the heaviest (Toyo Proxes R888R, SL).
Sort by the spec you care about.
Yes. The size code works out to 22.69″, and the 3 tires here publish 22.68–22.70″, so people call it a 23.
Differences in overall diameter, calculated from each size code.
A percentage, not a measurement: the sidewall is 60% as tall as the tire is wide, which is 123.0 mm or 4.84 inches.
Radial construction.
Mounts on a 13-inch wheel. Approved wheel widths run 5.5″ to 7.5″.
Each tire carries up to 1,168 lb (530 kg) at its maximum pressure.
Rated for up to 149 mph sustained.
| Specification | Inches | Metric |
|---|---|---|
| Overall diameter | 22.69 | 576 mm |
| Section width | 8.07 | 205 mm |
| Sidewall height | 4.84 | 123.0 mm |
| Circumference | 71.3 | 1,810 mm |
| Revolutions per mile (calculated, unloaded) | 889.0 | 552 per km |
| Revolutions per mile (published by manufacturers) | 916–970 | 569–603 per km |
| Approved wheel width | 5.5–7.5 | 140–191 mm |
22.69 inches tall, 8.07 inches wide, on a 13-inch wheel. Written in inches, that is roughly 22.7×8.1R13.
Between 18.7 lb and 20.2 lb for the 3 tires listed here. The lightest is the Toyo Proxes RR (SL); the heaviest is the Toyo Proxes R888R (SL).
Manufacturers approve 5.5–7.5″ wide wheels for this size.
Published figures run 916–970 revolutions per mile. The calculated figure is 889.0, but manufacturers measure the tire under load, where it rolls on a smaller radius.
0.04 inches taller on paper (22.69″ vs 22.65″), which raises the axle about 0.02″. Your speedometer will read about 0.2% slow.