Tyre size calculator

Equivalent sizes for the 225/55 R17 tyre

Sidewall height 124 mmDiameter 679 mm Circumference 2134 mmRevolutions/km 469

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.

Tyre size equivalents

16″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
205/65 R16 -0.93 % 99.1 km/h —
225/60 R16 -0.41 % 99.6 km/h —
195/70 R16 +0.04 % 100.0 km/h —
215/65 R16 +0.97 % 101.0 km/h —
235/60 R16 +1.35 % 101.4 km/h —

17″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/50 R17 -1.83 % 98.2 km/h 7,5" – 6,5" – 7" – 8" – 8,5"
215/55 R17 -1.61 % 98.4 km/h —
245/50 R17 -0.34 % 99.7 km/h 7,5" – 7" – 8" – 8,5" —
205/60 R17 -0.19 % 99.8 km/h —
225/55 R17 Your size 0 % 100.0 km/h —
215/60 R17 +1.57 % 101.6 km/h —
235/55 R17 +1.65 % 101.7 km/h —

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/45 R18 -1.53 % 98.5 km/h 8" – 7,5" – 8,5" – 9"
245/45 R18 -0.22 % 99.8 km/h 8" – 7,5" – 8,5" – 9"
225/50 R18 +0.45 % 100.5 km/h 7" – 6" – 6,5" – 7,5" – 8"
255/45 R18 +1.12 % 101.1 km/h 8,5" – 8" – 9" – 9,5"
235/50 R18 +1.91 % 101.9 km/h 7,5" – 6,5" – 7" – 8" – 8,5"

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/40 R19 -1.27 % 98.7 km/h 8,5" – 8" – 9" – 9,5"
245/40 R19 -0.07 % 99.9 km/h 8,5" – 8" – 9" – 9,5"
225/45 R19 +0.86 % 100.9 km/h 7,5" – 7" – 8" – 8,5"
255/40 R19 +1.08 % 101.1 km/h 9" – 8,5" – 9,5" – 10"

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/35 R20 -0.97 % 99.0 km/h 8,5" – 8" – 9" – 9,5"
245/35 R20 +0.04 % 100.0 km/h 8,5" – 8" – 9" – 9,5"
255/35 R20 +1.08 % 101.1 km/h 9" – 8,5" – 9,5" – 10"

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
245/30 R21 +0.19 % 100.2 km/h 8,5" – 8" – 9" —
255/30 R21 +1.05 % 101.1 km/h 9" – 8,5" – 9,5"

Sizes equivalent to 225/55 R17:

205/65 R16225/60 R16195/70 R16215/65 R16235/60 R16235/50 R17215/55 R17245/50 R17205/60 R17215/60 R17235/55 R17235/45 R18245/45 R18225/50 R18255/45 R18235/50 R18235/40 R19245/40 R19225/45 R19255/40 R19235/35 R20245/35 R20255/35 R20245/30 R21

225/55 R17 tyres in stock

View all 86 225/55 R17 tyres ›

This information is provided for guidance only and does not engage Rupteur's liability in any way.