235/60R18 tire size
A 235/60R18 tire is 235 mm wide with a 141.0 mm sidewall, 60% of the width, on a 18-inch rim, which puts the whole tire at 739.2 mm, or about 29.1 inches, tall. Our data lists 2 models fitted with it from the factory, mostly SUVs and crossovers.
Overall height
739.2 mm
29.1 in
Sidewall
141.0 mm
60%
Circumference
2,322 mm
Revs per km
431
Actual dimensions of 235/60R18
| Section width | 235 mm (9.3 in) |
| Sidewall height | 141.0 mm (5.55 in) |
| Rim diameter | 18 in (457.2 mm) |
| Overall diameter | 739.2 mm (29.1 in) |
| Circumference | 2,322 mm |
| Revolutions per km | 431 |
| Inch notation (height x width) | 29.1x9.3R18 |
Worked out: sidewall 235 x 0.6 = 141 mm, rim 18 x 25.4 = 457.2 mm, overall 457.2 + (141 x 2) = 739.2 mm, circumference 3.1416 x 739.2 = 2,322 mm. One turn of the tire moves the car about 2.32 m, which is 431 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 235/60R18 from the factory
Models whose Thai-market specification lists 235/60R18; the source column links to the spec we checked.
| Model | Years | Grades | Source |
|---|---|---|---|
| Honda CR-V | 2023–present | e:HEV E, ES, HuNT | honda.co.th |
| Honda CR-V | 2017–2022 | EL, 4WD | headlightmag.com |
Cars that can switch to 235/60R18
These cars leave the factory on another size within 3% of the height of 235/60R18. Whether it fits still depends on rim width and wheel-well clearance.
| Model | Factory size | Height difference | Wheel |
|---|---|---|---|
| Mazda CX-52017–present | 225/55R19 | +1.25% | Needs 18-inch wheels |
Sizes that can replace 235/60R18
Sizes within ±3% of the overall height of 235/60R18. “At 100 km/h” is the real speed when the speedometer reads 100.
| Size | Height | Difference | At 100 km/h | Sidewall | Match | Compare |
|---|---|---|---|---|---|---|
| 255/60R17 | 737.8 mm | −1.4 mm (−0.19%) | 99.8 km/h | 153.0 mm | Very close | Compare |
| 255/55R18 | 737.7 mm | −1.5 mm (−0.20%) | 99.8 km/h | 140.3 mm | Very close | Compare |
| 255/50R19 | 737.6 mm | −1.6 mm (−0.22%) | 99.8 km/h | 127.5 mm | Very close | Compare |
| 255/45R20 | 737.5 mm | −1.7 mm (−0.23%) | 99.8 km/h | 114.8 mm | Very close | Compare |
| 235/55R19 | 741.1 mm | +1.9 mm (+0.26%) | 100.3 km/h | 129.3 mm | Very close | Compare |
| 235/65R17 | 737.3 mm | −1.9 mm (−0.26%) | 99.7 km/h | 152.8 mm | Very close | Compare |
| 265/45R20 | 746.5 mm | +7.3 mm (+0.99%) | 101.0 km/h | 119.3 mm | Close | Compare |
| 225/55R19 | 730.1 mm | −9.1 mm (−1.23%) | 98.8 km/h | 123.8 mm | Close | Compare |
- Keeping your wheels, the closest is 255/55R18 at 737.7 mm, −1.5 mm (−0.20%) from the original. With the speedometer on 100 km/h, the car would actually be doing about 99.8 km/h. Ground clearance drops by about 0.8 mm.
- Moving up to 19-inch wheels, the closest height match is 255/50R19 (−0.22%), with the sidewall dropping from 141.0 mm to 127.5 mm.
- Going down to 17-inch wheels, 255/60R17 (−0.19%) is the closest match and raises the sidewall to 153.0 mm.
- A larger or wider tire also changes acceleration, fuel use and steering weight, so look beyond the percentage.
Buying 235/60R18 tires
Passenger tires in this size come in eco, comfort and sport lines. Japanese and European brands usually cost more than Asian ones, and the difference shows in noise, wet braking and tread life.
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 235/60R18
The code after the size on the sidewall, as in 235/60R18 103H, is the load index and speed symbol. The common ratings for this size:
| Version | Index | Per tire | Four tires |
|---|---|---|---|
| Standard load (SL) | 103 | 875 kg | 3,500 kg |
| Extra load (XL) | 107 | 975 kg | 3,900 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
H
210 km/h
V
240 km/h
235/60R18 questions
How tall is a 235/60R18 tire?
About 29.1 inches, or 739.2 mm, from top to bottom before it carries weight. Each sidewall is 141.0 mm tall and the tire is 235 mm (9.3 in) wide.
Which cars use 235/60R18 tires?
From Thai-market specifications, 235/60R18 comes on Honda CR-V.
Can I fit 255/55R18 instead of 235/60R18?
Size-wise, yes: the height differs by −0.20% (−1.5 mm), so an indicated 100 km/h is really about 99.8 km/h. The tread is 20 mm wider. Check rim width and load index first.
How much weight can a 235/60R18 tire carry?
Most standard-load versions carry load index 103: 875 kg per tire, 3,500 kg across four. XL versions are rated 107, or 975 kg per tire. Look for the number after the size on the sidewall, as in 235/60R18 103H.
Other 18-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.