Fastest laps Statistics
| Fastest laps | Keke Rosberg | ||
| Year | Race | Constructor | Time |
| 1985 | France | Williams-Honda | 1:39.914 |
| 1985 | South Africa | Williams-Honda | 1:08.149 |
| 1985 | Australia | Williams-Honda | 1:23.758 |
| Fastest laps | Keke Rosberg | ||
| Year | Race | Constructor | Time |
| 1985 | France | Williams-Honda | 1:39.914 |
| 1985 | South Africa | Williams-Honda | 1:08.149 |
| 1985 | Australia | Williams-Honda | 1:23.758 |