| «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 | Q1 | Q2 | Best | Gap | Interval |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | Ayrton Senna | McLaren • Honda | 01:42.939 | 01:26.010 | 01:26.010 | 210.952 km/h | |
| 2 | 2 | 2 | Alain Prost | McLaren • Honda | 01:44.558 | 01:26.235 | 01:26.235 | +00.225 (+0.262%) | +00.225 |
| 3 | 3 | 27 | Nigel Mansell | Ferrari | 01:49.665 | 01:27.652 | 01:27.652 | +01.642 (+1.909%) | +01.417 |
| 4 | 4 | 6 | Riccardo Patrese | Williams • Renault | 01:47.486 | 01:27.920 | 01:27.920 | +01.910 (+2.221%) | +00.268 |
| 5 | 5 | 28 | Gerhard Berger | Ferrari | 01:42.781 | 01:28.089 | 01:28.089 | +02.079 (+2.417%) | +00.169 |
| 6 | 6 | 5 | Thierry Boutsen | Williams • Renault | 01:49.451 | 01:28.308 | 01:28.308 | +02.298 (+2.672%) | +00.219 |
| 7 | 7 | 19 | Alessandro Nannini | Benetton • Ford Cosworth | 01:45.536 | 01:28.854 | 01:28.854 | +02.844 (+3.307%) | +00.546 |
| 8 | 8 | 11 | Nelson Piquet | Lotus • Judd | 01:48.124 | 01:29.057 | 01:29.057 | +03.047 (+3.543%) | +00.203 |
| 9 | 9 | 21 | Alex Caffi | Dallara • Ford Cosworth | 01:48.868 | 01:29.069 | 01:29.069 | +03.059 (+3.557%) | +00.012 |
| 10 | 10 | 26 | Olivier Grouillard | Ligier • Ford Cosworth | 01:47.371 | 01:29.104 | 01:29.104 | +03.094 (+3.597%) | +00.035 |
| 11 | 11 | 23 | Pierluigi Martini | Minardi • Ford Cosworth | 01:47.321 | 01:29.152 | 01:29.152 | +03.142 (+3.653%) | +00.048 |
| 12 | 12 | 9 | Derek Warwick | Arrows • Ford Cosworth | 01:47.859 | 01:29.281 | 01:29.281 | +03.271 (+3.803%) | +00.129 |
| 13 | 13 | 16 | Ivan Capelli | March • Judd | 01:48.178 | 01:29.385 | 01:29.385 | +03.375 (+3.924%) | +00.104 |
| 14 | 14 | 17 | Nicola Larini | Osella • Ford Cosworth | 01:47.577 | 01:29.488 | 01:29.488 | +03.478 (+4.044%) | +00.103 |
| 15 | 15 | 24 | Luis Perez-Sala | Minardi • Ford Cosworth | 01:46.800 | 01:29.503 | 01:29.503 | +03.493 (+4.061%) | +00.015 |
| 16 | 16 | 22 | Andrea de Cesaris | Dallara • Ford Cosworth | 01:53.681 | 01:29.669 | 01:29.669 | +03.659 (+4.254%) | +00.166 |
| 17 | 17 | 8 | Stefano Modena | Brabham • Judd | 01:48.415 | 01:29.761 | 01:29.761 | +03.751 (+4.361%) | +00.092 |
| 18 | 18 | 40 | Gabriele Tarquini | AGS • Ford Cosworth | 01:48.795 | 01:29.913 | 01:29.913 | +03.903 (+4.538%) | +00.152 |
| 19 | 19 | 15 | Mauricio Gugelmin | March • Judd | 01:52.119 | 01:30.163 | 01:30.163 | +04.153 (+4.829%) | +00.250 |
| 20 | 20 | 30 | Philippe Alliot | Lola • Lamborghini | 02:00.293 | 01:30.168 | 01:30.168 | +04.158 (+4.834%) | +00.005 |
| 21 | 21 | 10 | Eddie Cheever | Arrows • Ford Cosworth | 01:45.375 | 01:30.233 | 01:30.233 | +04.223 (+4.910%) | +00.065 |
| 22 | 22 | 7 | Martin Brundle | Brabham • Judd | 01:46.279 | 01:30.271 | 01:30.271 | +04.261 (+4.954%) | +00.038 |
| 23 | 23 | 20 | Johnny Herbert | Benetton • Ford Cosworth | 02:05.126 | 01:30.347 | 01:30.347 | +04.337 (+5.042%) | +00.076 |
| 24 | 24 | 12 | Satoru Nakajima | Lotus • Judd | 01:46.483 | 01:30.697 | 01:30.697 | +04.687 (+5.449%) | +00.350 |
| 25 | 25 | 3 | Jonathan Palmer | Tyrrell • Ford Cosworth | 01:51.229 | 01:30.928 | 01:30.928 | +04.918 (+5.718%) | +00.231 |
| 26 | 26 | 29 | Yannick Dalmas | Lola • Lamborghini | 01:58.083 | 01:31.137 | 01:31.137 | +05.127 (+5.961%) | +00.209 |
| 27 | 4 | Michele Alboreto | Tyrrell • Ford Cosworth | 01:51.329 | 01:31.206 | 01:31.206 | +05.196 (+6.041%) | +00.069 | |
| 28 | 25 | René Arnoux | Ligier • Ford Cosworth | 01:48.091 | 01:31.268 | 01:31.268 | +05.258 (+6.113%) | +00.062 | |
| 29 | 38 | Christian Danner | Rial • Ford Cosworth | 01:47.967 | 01:31.342 | 01:31.342 | +05.332 (+6.199%) | +00.074 | |
| 30 | 31 | Roberto Moreno | Coloni • Ford Cosworth | 01:50.947 | 01:31.775 | 01:31.775 | +05.765 (+6.703%) | +00.433 | |
| 31 | 37 | Bertrand Gachot | Onyx • Ford Cosworth | 01:30.384 | 01:30.384 | +04.374 (+5.085%) | |||
| 32 | 33 | Gregor Foitek | Eurobrun • Judd | 01:30.620 | 01:30.620 | +04.610 (+5.360%) | +00.236 | ||
| 33 | 18 | Piercarlo Ghinzani | Osella • Ford Cosworth | 01:30.631 | 01:30.631 | +04.621 (+5.373%) | +00.011 | ||
| 34 | 36 | Stefan Johansson | Onyx • Ford Cosworth | 01:30.647 | 01:30.647 | +04.637 (+5.391%) | +00.016 | ||
| 35 | 41 | Joachim Winkelhock | AGS • Ford Cosworth | 01:32.071 | 01:32.071 | +06.061 (+7.047%) | +01.424 | ||
| 36 | 32 | Pierre-Henri Raphanel | Coloni • Ford Cosworth | 01:32.267 | 01:32.267 | +06.257 (+7.275%) | +00.196 | ||
| 37 | 35 | Aguri Suzuki | Zakspeed • Yamaha | 01:32.287 | 01:32.287 | +06.277 (+7.298%) | +00.020 | ||
| 38 | 34 | Bernd Schneider | Zakspeed • Yamaha | 01:32.855 | 01:32.855 | +06.845 (+7.958%) | +00.568 | ||
| 39 | 39 | Volker Weidler | Rial • Ford Cosworth | 01:36.480 | 01:36.480 | +10.470 (+12.173%) | +03.625 |