| Engine | Tyre size | Front pressure | Rear pressure | Front loaded pressure | Rear loaded pressure |
| 0.7 Roadster | 185 55 R15 82T | 29 | 29 | 29 | 29 |
| 0.7 Roadster | 205 40 R17 80H | 29 | 29 | 29 | 29 |
| 0.7 Roadster | 205 45 R16 83H | 29 | 29 | 29 | 29 |
| 0.7 Roadster | 205 50 R15 86H | 29 | 29 | 29 | 29 |
| 0.7 Roadster Coupe | 205 40 R17 80H | 29 | 29 | 29 | 29 |
| 0.7 Roadster Coupe | 205 45 R16 83H | 29 | 29 | 29 | 29 |
| 0.7 Roadster Coupe | 205 50 R15 86H | 29 | 29 | 29 | 29 |