Tyre size calculator
Equivalent sizes for the 255/35 R18 tyre
Sidewall height 89 mmDiameter 636 mm Circumference 1997 mmRevolutions/km 501
Approved rim widths according to ETRTO: 9" – 8,5" – 9,5" – 10"
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 |
|---|---|---|---|---|
| 245/40 R17 | -1.24 % | 98.8 km/h | 8,5" – 8" – 9" – 9,5" | |
| 225/45 R17 | -0.24 % | 99.8 km/h | 7,5" – 7" – 8" – 8,5" | |
| 255/40 R17 | 0 % | 100.0 km/h | 9" – 8,5" – 9,5" – 10" | — |
| 235/45 R17 | +1.20 % | 101.2 km/h | 8" – 7,5" – 8,5" – 9" | |
| 265/40 R17 | +1.28 % | 101.3 km/h | 9,5" – 9" – 10" – 10,5" | — |
18″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 285/30 R18 | -1.20 % | 98.8 km/h | 10" – 9,5" – 10,5" | — |
| 245/35 R18 | -1.12 % | 98.9 km/h | 8,5" – 8" – 9" – 9,5" | |
| 255/35 R18 Your size | 0 % | 100.0 km/h | 9" – 8,5" – 9,5" – 10" | |
| 225/40 R18 | +0.24 % | 100.2 km/h | 8" – 7,5" – 8,5" – 9" | |
| 265/35 R18 | +1.08 % | 101.1 km/h | 9,5" – 9" – 10" – 10,5" | |
| 235/40 R18 | +1.48 % | 101.5 km/h | 8,5" – 8" – 9" – 9,5" |
19″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 245/30 R19 | -0.96 % | 99.0 km/h | 8,5" – 8" – 9" | |
| 255/30 R19 | -0.04 % | 100.0 km/h | 9" – 8,5" – 9,5" | |
| 225/35 R19 | +0.68 % | 100.7 km/h | 8" – 7,5" – 8,5" – 9" | |
| 265/30 R19 | +0.92 % | 100.9 km/h | 9,5" – 9" – 10" | |
| 235/35 R19 | +1.80 % | 101.8 km/h | 8,5" – 8" – 9" – 9,5" | |
| 275/30 R19 | +1.88 % | 101.9 km/h | 9,5" – 9" – 10" |
20″
| Size | Difference | Actual speed at 100 km/h on the speedometer | ETRTO rims | Tyres in stock |
|---|---|---|---|---|
| 265/25 R20 | +0.76 % | 100.8 km/h | — | — |
| 225/30 R20 | +1.12 % | 101.1 km/h | 8" | — |
Sizes equivalent to 255/35 R18:
245/40 R17225/45 R17255/40 R17235/45 R17265/40 R17285/30 R18245/35 R18225/40 R18265/35 R18235/40 R18245/30 R19255/30 R19225/35 R19265/30 R19235/35 R19275/30 R19265/25 R20225/30 R20
255/35 R18 tyres in stock
View all 21 255/35 R18 tyres ›This information is provided for guidance only and does not engage Rupteur's liability in any way.
