215/55R16 vs 225/45R17
225/45R17 is 9.0 mm shorter than 215/55R16 in overall diameter (−1.4%), within the usual 3% limit, so it can replace it where the wheels and clearance allow. With 225/45R17 fitted, the speedometer reads 100 km/h when you are doing 98.6 km/h.
Dimensions side by side
| 215/55R16 | 225/45R17 | |
|---|---|---|
| Overall diameter | 643 mm (25.3″) | 634 mm (25.0″) |
| Section width | 215 mm | 225 mm |
| Sidewall height | 118 mm | 101 mm |
| Rim | 16″ | 17″ |
| Revolutions per km | 495 | 502 |
| In stock | 45 tires from $103.00 | 59 tires from $101.00 |
What changes
- Overall diameter: 225/45R17 is 9.0 mm shorter (−1.4%).
- Speedometer: reads 100 km/h at an actual 98.6 km/h with 225/45R17.
- 225/45R17 is 10 mm wider, so check clearance and the recommended rim width.
- Wheel size changes from 16″ to 17″: you need wheels in the new size.
- Choose a load index at least as high as the one on your door placard.
Vehicles that came with both sizes
Vehicles that use 215/55R16
Vehicles that use 225/45R17
See every alternate size for 215/55R16
Frequently asked questions
Can I use 225/45R17 instead of 215/55R16?
Usually, yes: 225/45R17 is within 3% of the overall diameter of 215/55R16 (−1.4%). Use wheels of the right size and width, match or exceed the original load index, and check clearance at full steering lock.
How much does the speedometer change between 215/55R16 and 225/45R17?
With 225/45R17 instead of 215/55R16, the speedometer shows 100 km/h when you are actually doing 98.6 km/h.
Which vehicles came with both 215/55R16 and 225/45R17?
Both sizes were original equipment, on different trims or packages, on the 2001–2005 Saab 45540, 2003–2005 Saab 45538, 2002–2004 Volkswagen Passat.