225/40 R18 tires: vehicles that use this size
225/40 R18 is a factory or optional tire size on 79 models.
How to read 225/40 R18
- 225
- Tread width in millimetres
- 40
- Sidewall height, % of width
- R
- Radial construction
- 18
- Wheel diameter in inches
Overall diameter: about 25.1" · Sidewall: 90 mm