255/65R17 vs 265/60R18
265/60R18 is 12.0 mm taller than 255/65R17 in overall diameter (+1.6%), within the usual 3% limit, so it can replace it where the wheels and clearance allow. With 265/60R18 fitted, the speedometer reads 100 km/h when you are doing 101.6 km/h.
Dimensions side by side
| 255/65R17 | 265/60R18 | |
|---|---|---|
| Overall diameter | 763 mm (30.0″) | 775 mm (30.5″) |
| Section width | 255 mm | 265 mm |
| Sidewall height | 166 mm | 159 mm |
| Rim | 17″ | 18″ |
| Revolutions per km | 417 | 411 |
| In stock | 12 tires from $199.00 | 52 tires from $161.00 |
What changes
- Overall diameter: 265/60R18 is 12.0 mm taller (+1.6%).
- Speedometer: reads 100 km/h at an actual 101.6 km/h with 265/60R18.
- 265/60R18 is 10 mm wider, so check clearance and the recommended rim width.
- Wheel size changes from 17″ to 18″: 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 255/65R17
Vehicles that use 265/60R18
See every alternate size for 255/65R17
Frequently asked questions
Can I use 265/60R18 instead of 255/65R17?
Usually, yes: 265/60R18 is within 3% of the overall diameter of 255/65R17 (+1.6%). 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 255/65R17 and 265/60R18?
With 265/60R18 instead of 255/65R17, the speedometer shows 100 km/h when you are actually doing 101.6 km/h.
Which vehicles came with both 255/65R17 and 265/60R18?
Both sizes were original equipment, on different trims or packages, on the 2015–2024 Chevrolet Colorado, 2019–2023 Ford Ranger, 2015–2020 GMC Canyon, 2007–2014 Ford F150.