| «1989-02» | San Marino Grand Prix - IX Gran Premio di San Marino |
| 1989-04-23 | Imola - Autodromo Internazionale Enzo e Dino Ferrari - 58 laps × 5.04 km : 292.32 km |
| Pos | Grid | Car | Driver | Constructor | Laps | Time / Gap | Interval | Points |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | Ayrton Senna | McLaren • Honda | 58 | 1:26:51.245 | 201.939 km/h | 9 |
| 2 | 2 | 2 | Alain Prost | McLaren • Honda | 58 | +40.225 | +40.225 | 6 |
| 3 | 7 | 19 | Alessandro Nannini | Benetton • Ford Cosworth | 57 | +1 lap | 4 | |
| 4 | 6 | 5 | Thierry Boutsen | Williams • Renault | 57 | +1 lap | 3 | |
| 5 | 12 | 9 | Derek Warwick | Arrows • Ford Cosworth | 57 | +1 lap | 2 | |
| 6 | 25 | 3 | Jonathan Palmer | Tyrrell • Ford Cosworth | 57 | +1 lap | 1 | |
| 7 | 9 | 21 | Alex Caffi | Dallara • Ford Cosworth | 57 | +1 lap | ||
| 8 | 18 | 40 | Gabriele Tarquini | AGS • Ford Cosworth | 57 | +1 lap | ||
| 9 | 21 | 10 | Eddie Cheever | Arrows • Ford Cosworth | 56 | +2 laps | ||
| 10 | 16 | 22 | Andrea de Cesaris | Dallara • Ford Cosworth | 56 | +2 laps | ||
| 11 | 23 | 20 | Johnny Herbert | Benetton • Ford Cosworth | 56 | +2 laps | ||
| 12 | 14 | 17 | Nicola Larini | Osella • Ford Cosworth | 52 | accident | ||
| 22 | 7 | Martin Brundle | Brabham • Judd | 51 | fuel pressure | |||
| DNC | 24 | 12 | Satoru Nakajima | Lotus • Judd | 46 | |||
| 15 | 24 | Luis Perez-Sala | Minardi • Ford Cosworth | 43 | accident | |||
| 19 | 15 | Mauricio Gugelmin | March • Judd | 39 | gearbox | |||
| 8 | 11 | Nelson Piquet | Lotus • Judd | 29 | engine | |||
| 3 | 27 | Nigel Mansell | Ferrari | 23 | gearbox | |||
| 4 | 6 | Riccardo Patrese | Williams • Renault | 21 | camshaft | |||
| 17 | 8 | Stefano Modena | Brabham • Judd | 19 | accident | |||
| 11 | 23 | Pierluigi Martini | Minardi • Ford Cosworth | 6 | gearbox | |||
| DSQ | 10 | 26 | Olivier Grouillard | Ligier • Ford Cosworth | 4 | car worked on between starts | ||
| 5 | 28 | Gerhard Berger | Ferrari | 3 | accident | |||
| 13 | 16 | Ivan Capelli | March • Judd | 1 | accident | |||
| 20 | 30 | Philippe Alliot | Lola • Lamborghini | 0 | spark plug | |||
| DNS | 26 | 29 | Yannick Dalmas | Lola • Lamborghini | stalled on dummy grid | |||
| DNQ | 4 | Michele Alboreto | Tyrrell • Ford Cosworth | |||||
| DNQ | 25 | René Arnoux | Ligier • Ford Cosworth | |||||
| DNQ | 38 | Christian Danner | Rial • Ford Cosworth | |||||
| DNQ | 31 | Roberto Moreno | Coloni • Ford Cosworth | |||||
| DNP | 37 | Bertrand Gachot | Onyx • Ford Cosworth | |||||
| DNP | 33 | Gregor Foitek | Eurobrun • Judd | |||||
| DNP | 18 | Piercarlo Ghinzani | Osella • Ford Cosworth | |||||
| DNP | 36 | Stefan Johansson | Onyx • Ford Cosworth | |||||
| DNP | 41 | Joachim Winkelhock | AGS • Ford Cosworth | |||||
| DNP | 32 | Pierre-Henri Raphanel | Coloni • Ford Cosworth | |||||
| DNP | 35 | Aguri Suzuki | Zakspeed • Yamaha | |||||
| DNP | 34 | Bernd Schneider | Zakspeed • Yamaha | |||||
| DNP | 39 | Volker Weidler | Rial • Ford Cosworth |
Fastest lap - 01:26.795 - 209.044 km/h - Alain Prost (lap 45)
Comments
Race scheduled for 61 laps, red-flagged on lap 3 following G. Berger's accident.
Final classification determined by aggregate timing.