265/50R20 vs 265/60R18
265/60R18 is 2.0 mm taller than 265/50R20 in overall diameter (+0.3%), 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 100.3 km/h.
Dimensions side by side
| 265/50R20 | 265/60R18 | |
|---|---|---|
| Overall diameter | 773 mm (30.4″) | 775 mm (30.5″) |
| Section width | 265 mm | 265 mm |
| Sidewall height | 133 mm | 159 mm |
| Rim | 20″ | 18″ |
| Revolutions per km | 412 | 411 |
| In stock | 33 tires from $192.00 | 52 tires from $161.00 |
What changes
- Overall diameter: 265/60R18 is 2.0 mm taller (+0.3%).
- Speedometer: reads 100 km/h at an actual 100.3 km/h with 265/60R18.
- Wheel size changes from 20″ 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 265/50R20
Vehicles that use 265/60R18
See every alternate size for 265/50R20
Frequently asked questions
Can I use 265/60R18 instead of 265/50R20?
Usually, yes: 265/60R18 is within 3% of the overall diameter of 265/50R20 (+0.3%). 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 265/50R20 and 265/60R18?
With 265/60R18 instead of 265/50R20, the speedometer shows 100 km/h when you are actually doing 100.3 km/h.
Which vehicles came with both 265/50R20 and 265/60R18?
Both sizes were original equipment, on different trims or packages, on the 2011–2024 Jeep Grand Cherokee, 2007–2009, 2014–2024 Dodge Durango, 2021–2024 Jeep Grand Cherokee L, 2022–2024 Jeep Grand Cherokee 4xe, 2014–2017 Infiniti QX70, 2013 Infiniti FX37.