Tyre size calculator
Equivalent sizes for the 255/60 R18 tyre
Sidewall height 153 mmDiameter 763 mm Circumference 2398 mmRevolutions/km 417
To be approved, a tyre's diameter may differ by no more than 2 %. The vehicle's load and speed indices must also be respected.
17″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 245/65 R17 | -1.70 % | 98.3 km/h | — | |
| 235/70 R17 | -0.33 % | 99.7 km/h | — | |
| 255/65 R17 | 0 % | 100.0 km/h | — | |
| 245/70 R17 | +1.50 % | 101.5 km/h | — | |
| 265/65 R17 | +1.70 % | 101.7 km/h | — |
18″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 225/65 R18 | -1.76 % | 98.2 km/h | — | — |
| 245/60 R18 | -1.60 % | 98.4 km/h | — | |
| 235/65 R18 | -0.07 % | 99.9 km/h | — | |
| 255/60 R18 Your size | 0 % | 100.0 km/h | — | |
| 285/55 R18 | +0.97 % | 101.0 km/h | — | — |
| 265/60 R18 | +1.56 % | 101.6 km/h | — |
19″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 245/55 R19 | -1.46 % | 98.5 km/h | — | |
| 275/50 R19 | -0.73 % | 99.3 km/h | 8,5" – 7,5" – 8" – 9" – 9,5" | |
| 255/55 R19 | -0.03 % | 100.0 km/h | — |
20″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 275/45 R20 | -1.03 % | 99.0 km/h | 9" – 8,5" – 9,5" – 10" – 10,5" | |
| 255/50 R20 | -0.03 % | 100.0 km/h | 8" – 7" – 7,5" – 8,5" – 9" | |
| 285/45 R20 | +0.17 % | 100.2 km/h | 9,5" – 9" – 10" – 10,5" | |
| 235/55 R20 | +0.43 % | 100.4 km/h | — | |
| 265/50 R20 | +1.26 % | 101.3 km/h | 8,5" – 7,5" – 8" – 9" – 9,5" |
21″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 285/40 R21 | -0.23 % | 99.8 km/h | 10" – 9,5" – 10,5" – 11" | |
| 265/45 R21 | +1.13 % | 101.1 km/h | 9" – 8,5" – 9,5" – 10" |
22″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 275/35 R22 | -1.56 % | 98.4 km/h | 9,5" – 9" – 10" – 10,5" – 11" | |
| 285/35 R22 | -0.67 % | 99.3 km/h | 10" – 9,5" – 10,5" – 11" | |
| 265/40 R22 | +1.00 % | 101.0 km/h | 9,5" – 9" – 10" – 10,5" |
Sizes equivalent to 255/60 R18:
245/65 R17235/70 R17255/65 R17245/70 R17265/65 R17225/65 R18245/60 R18235/65 R18285/55 R18265/60 R18245/55 R19275/50 R19255/55 R19275/45 R20255/50 R20285/45 R20235/55 R20265/50 R20285/40 R21265/45 R21275/35 R22285/35 R22265/40 R22
255/60 R18 tyres in stock
View all 29 255/60 R18 tyres ›This information is provided for guidance only and does not engage Rupteur's liability in any way.
