| Tire Size as stamped on the sidewall |
Approximate Circumference in Centimeters |
Approximate Circumference in Millimeters |
Solar (mph) |
|---|---|---|---|
| 700x38c | 218 | 2180 | 1355 |
| 700x35c | 217 | 2168 | 1347 |
| 700x32c | 216 | 2155 | 1339 |
| 700x28c | 214 | 2136 | 1327 |
| 700x25c | 211 | 2105 | 1308 |
| 700x23c | 210 | 2096 | 1301 |
| 700x20c | 209 | 2086 | 1296 |
| 27x 1 3/8 | 217 | 2169 | 1349 |
| 27x 1 1/4 | 216 | 2161 | 1343 |
| 27x 1 1/8 | 216 | 2155 | 1339 |
| 27 x 1 | 215 | 2145 | 1333 |
| 26x 2.35 | 208 | 2083 | 1293 |
| 26x 2.125 | 207 | 2070 | 1286 |
| 26x 2.1 | 207 | 2068 | 1281 |
| 26x 2.0 | 206 | 2055 | 1280 |
| 26x 1.9 | 205 | 2050 | 1276 |
| 26 x 1.75 | 202 | 2023 | 1255 |
| 26 x 1.75 | 202 | 1985 | 1234 |
| 26 x 1.0 | 191 | 1913 | 1189 |
| 26x 1.0 (559 mm) | 195 | 1952 | 1213 |
| 26x 1 3/8 (650 c) | 207 | 2068 | 1288 |
| 24x 1 | 175 | 1753 | 1089 |
| 20x 1.75 | 150 | 1491 | 927 |
| 16x 1 3/8 | 128 | 1282 | 797 |