| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Suzuka | 1989.03.26 | Yamaha YZR250 |  | |
| 2 |  Phillip Island | 1989.04.09 | Honda NSR250 | | |
| 3 |  Laguna Seca | 1989.04.16 | Yamaha YZR250 | | |
| 4 |  Jerez | 1989.04.30 | Yamaha YZR250 | | |
| 5 |  Misano | 1989.05.14 | Honda NSR250 | | |
| 6 |  Hockenheimring | 1989.05.28 | Honda NSR250 | | |
| 7 |  Salzburgring | 1989.06.04 | Honda NSR250 | | |
| 8 |  Rijeka | 1989.06.11 | Honda NSR250 | | |
| 9 |  Assen | 1989.06.24 | Honda NSR250 | | |
| 10 |  Spa-Francorchamps | 1989.07.02 | Honda NSR250 | | |
| 11 |  Le Mans | 1989.07.16 | Honda NSR250 | | |
| 12 |  Donington Park | 1989.08.06 | Honda NSR250 | | |
| 13 |  Anderstorp | 1989.08.13 | Honda NSR250 | | |
| 14 |  Brno | 1989.08.27 | Honda NSR250 | | |
| 15 |  Goiânia | 1989.09.17 | Yamaha YZR250 | |
