| «1985-12» | Italy Grand Prix - LVI Gran Premio d'Italia |
| 1985-09-08 | Monza - Autodromo Nazionale di Monza - 51 laps × 5.8 km : 295.8 km |
| Pos | Grid | Car | Driver | Constructor | Laps | Time / Gap | Interval | Points |
|---|---|---|---|---|---|---|---|---|
| 1 | 5 | 2 | Alain Prost | McLaren • TAG Porsche | 51 | 1:17:59.451 | 227.565 km/h | 9 |
| 2 | 4 | 7 | Nelson Piquet | Brabham • BMW | 51 | +51.635 | +51.635 | 6 |
| 3 | 1 | 12 | Ayrton Senna | Lotus • Renault | 51 | +01:00.390 | +08.755 | 4 |
| 4 | 9 | 8 | Marc Surer | Brabham • BMW | 51 | +01:00.609 | +00.219 | 3 |
| 5 | 10 | 28 | Stefan Johansson | Ferrari | 50 | out of fuel | 2 | |
| 6 | 6 | 11 | Elio de Angelis | Lotus • Renault | 50 | +1 lap | 1 | |
| 7 | 8 | 15 | Patrick Tambay | Renault | 50 | +1 lap | ||
| 8 | 18 | 3 | Martin Brundle | Tyrrell • Renault | 50 | +1 lap | ||
| 9 | 14 | 18 | Thierry Boutsen | Arrows • BMW | 50 | +1 lap | ||
| 10 | 19 | 25 | Philippe Streiff | Ligier • Renault | 49 | +2 laps | ||
| 11 | 3 | 5 | Nigel Mansell | Williams • Honda | 47 | oil pressure | ||
| 12 | 15 | 19 | Teo Fabi | Toleman • Hart | 47 | +4 laps | ||
| 13 | 7 | 27 | Michele Alboreto | Ferrari | 45 | engine | ||
| 2 | 6 | Keke Rosberg | Williams • Honda | 44 | cylinder head gasket | |||
| 20 | 26 | Jacques Laffite | Ligier • Renault | 40 | engine | |||
| 16 | 1 | Niki Lauda | McLaren • TAG Porsche | 33 | vibration | |||
| 13 | 22 | Riccardo Patrese | Alfa Romeo | 31 | exhaust | |||
| 22 | 24 | Huub Rothengatter | Osella • Alfa Romeo | 26 | engine | |||
| 26 | 9 | Philippe Alliot | RAM • Hart | 19 | turbo | |||
| 11 | 17 | Gerhard Berger | Arrows • BMW | 13 | differential | |||
| 12 | 16 | Derek Warwick | Renault | 9 | differential | |||
| 25 | 33 | Alan Jones | Lola • Hart | 6 | overheating | |||
| 17 | 23 | Eddie Cheever | Alfa Romeo | 3 | engine | |||
| 24 | 10 | Kenny Acheson | RAM • Hart | 2 | clutch | |||
| 23 | 29 | Pierluigi Martini | Minardi • Motori Moderni | 0 | engine | |||
| 21 | 20 | Piercarlo Ghinzani | Toleman • Hart | 0 | stalled on grid | |||
| WDR | 30 | Christian Danner | Zakspeed | entry cancelled |
Fastest lap - 01:28.283 - 236.512 km/h - Nigel Mansell (lap 38)