Tire Dimension Explanation
| Tires | Speed | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|---|
| Summer tires | up to 240 km/h (150 mph) | 195 | 65 | R | 15 | 91 | V | - |
| Winter tires | up to 160 km/h (99 mph) | 195 | 65 | R | 15 | 91 | Q | M + S |
| Winter tires | up to 190 km/h (118 mph) | 195 | 65 | R | 15 | 91 | T | M + S |
| High speed tires | over 240 km/h (150 mph) | 225 | 50 | ZR | 16 | 91 | - | - |
- Tire width
- Aspect ratio in percent
- Tire construction code "R" (means radial)
- Rim diameter designation
- Load index (LI)
- Speed code
- Winter tire/designation for all-season tire