225/45R17 tire size
A 225/45R17 tire is 225 mm wide with a 101.3 mm sidewall, 45% of the width, on a 17-inch rim, which puts the whole tire at 634.3 mm, or about 25.0 inches, tall. Our data lists 1 models fitted with it from the factory, mostly sedans.
Overall height
634.3 mm
25.0 in
Sidewall
101.3 mm
45%
Circumference
1,993 mm
Revs per km
502
Actual dimensions of 225/45R17
| Section width | 225 mm (8.9 in) |
| Sidewall height | 101.3 mm (3.99 in) |
| Rim diameter | 17 in (431.8 mm) |
| Overall diameter | 634.3 mm (25.0 in) |
| Circumference | 1,993 mm |
| Revolutions per km | 502 |
| Inch notation (height x width) | 25.0x8.9R17 |
Worked out: sidewall 225 x 0.45 = 101.25 mm, rim 17 x 25.4 = 431.8 mm, overall 431.8 + (101.25 x 2) = 634.3 mm, circumference 3.1416 x 634.3 = 1,993 mm. One turn of the tire moves the car about 1.99 m, which is 502 turns per kilometer. New to sidewall codes? See how to read a tire size.
These are nominal figures from the standard formula. Real tires vary slightly by brand and squat a little under the weight of the car.
Cars fitted with 225/45R17 from the factory
Models whose Thai-market specification lists 225/45R17; the source column links to the spec we checked.
| Model | Years | Grades | Source |
|---|---|---|---|
| Toyota Corolla Altis | 2019–present | HEV Premium, HEV GR Sport | headlightmag.com |
Cars that can switch to 225/45R17
These cars leave the factory on another size within 3% of the height of 225/45R17. Whether it fits still depends on rim width and wheel-well clearance.
| Model | Factory size | Height difference | Wheel |
|---|---|---|---|
| Toyota Veloz2022–present | 205/50R17 | −0.39% | Same wheel |
| Toyota Yaris ATIV HEV2025–present | 205/50R17 | −0.39% | Same wheel |
| BYD Dolphin2023–present | 205/50R17 | −0.39% | Same wheel |
| Honda Civic (FC)2016–2021 | 215/50R17 | −1.93% | Same wheel |
| Honda Civic (FE)2021–present | 215/50R17 | −1.93% | Same wheel |
| MG4 Electric2022–present | 215/50R17 | −1.93% | Same wheel |
| MG5Current model | 215/50R17 | −1.93% | Same wheel |
| Nissan AlmeraCurrent model | 195/65R15 | −0.03% | Needs 17-inch wheels |
| Toyota Yaris ATIV2022–present | 195/60R16 | −0.95% | Needs 17-inch wheels |
| Suzuki XL72020–present | 195/60R16 | −0.95% | Needs 17-inch wheels |
| MG ZSCurrent model | 215/55R16 | −1.34% | Needs 17-inch wheels |
| MG3 HYBRID+Current model | 195/55R16 | +2.16% | Needs 17-inch wheels |
Showing the 12 closest of 13 models.
Sizes that can replace 225/45R17
Sizes within ±3% of the overall height of 225/45R17. “At 100 km/h” is the real speed when the speedometer reads 100.
| Size | Height | Difference | At 100 km/h | Sidewall | Match | Compare |
|---|---|---|---|---|---|---|
| 205/55R16 | 631.9 mm | −2.4 mm (−0.38%) | 99.6 km/h | 112.8 mm | Very close | Compare |
| 205/50R17 | 636.8 mm | +2.5 mm (+0.39%) | 100.4 km/h | 102.5 mm | Very close | Compare |
| 225/50R16 | 631.4 mm | −2.9 mm (−0.46%) | 99.5 km/h | 112.5 mm | Very close | Compare |
| 225/40R18 | 637.2 mm | +2.9 mm (+0.46%) | 100.5 km/h | 90.0 mm | Very close | Compare |
| 215/40R18 | 629.2 mm | −5.1 mm (−0.80%) | 99.2 km/h | 86.0 mm | Close | Compare |
| 195/60R16 | 640.4 mm | +6.1 mm (+0.96%) | 101.0 km/h | 117.0 mm | Close | Compare |
| 245/40R17 | 627.8 mm | −6.5 mm (−1.02%) | 99.0 km/h | 98.0 mm | Close | Compare |
| 215/55R16 | 642.9 mm | +8.6 mm (+1.36%) | 101.4 km/h | 118.3 mm | Close | Compare |
- Keeping your wheels, the closest is 205/50R17 at 636.8 mm, +2.5 mm (+0.39%) from the original. With the speedometer on 100 km/h, the car would actually be doing about 100.4 km/h. Ground clearance rises by about 1.3 mm.
- Moving up to 18-inch wheels, the closest height match is 225/40R18 (+0.46%), with the sidewall dropping from 101.3 mm to 90.0 mm.
- Going down to 16-inch wheels, 205/55R16 (−0.38%) is the closest match and raises the sidewall to 112.8 mm.
- A larger or wider tire also changes acceleration, fuel use and steering weight, so look beyond the percentage.
Buying 225/45R17 tires
Low-profile sizes are mostly performance tires and price rises with W or Y speed ratings; comfort-focused models exist in the same size if you do not drive hard.
Check the production date in the DOT code before paying.
Check current prices
Search by brand
Links open marketplace search results; prices change constantly and not every brand makes this size.
Load index and speed rating for 225/45R17
The code after the size on the sidewall, as in 225/45R17 91V, is the load index and speed symbol. The common ratings for this size:
| Version | Index | Per tire | Four tires |
|---|---|---|---|
| Standard load (SL) | 91 | 615 kg | 2,460 kg |
| Extra load (XL) | 94 | 670 kg | 2,680 kg |
The new tire's load index and speed symbol must be no lower than the door placard, and it only carries its rated load at the correct pressure.
Common speed symbols in this size
V
240 km/h
W
270 km/h
225/45R17 questions
How tall is a 225/45R17 tire?
About 25.0 inches, or 634.3 mm, from top to bottom before it carries weight. Each sidewall is 101.3 mm tall and the tire is 225 mm (8.9 in) wide.
Which cars use 225/45R17 tires?
From Thai-market specifications, 225/45R17 comes on Toyota Corolla Altis.
Can I fit 205/50R17 instead of 225/45R17?
Size-wise, yes: the height differs by +0.39% (+2.5 mm), so an indicated 100 km/h is really about 100.4 km/h. The tread is 20 mm narrower. Check rim width and load index first.
How much weight can a 225/45R17 tire carry?
Most standard-load versions carry load index 91: 615 kg per tire, 2,460 kg across four. XL versions are rated 94, or 670 kg per tire. Look for the number after the size on the sidewall, as in 225/45R17 91V.
Other 17-inch sizes
To compare other sizes yourself, use the tire size calculator; changing rim size, try plus/minus sizing; and see speedometer error by speed.