| «1955-04» | Belgium Grand Prix - XVII Grand Prix de Belgique |
| 1955-06-05 | Spa-Francorchamps - 36 laps × 14.12 km : 508.32 km |
| Pos | Grid | Car | Driver | Constructor | Time | Gap | Interval |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 30 | Eugenio Castellotti | Lancia | 04:18.100 | 196.947 km/h | |
| 2 | 2 | 10 | Juan Manuel Fangio | Mercedes | 04:18.600 | +00.500 (+0.194%) | +00.500 |
| 3 | 3 | 14 | Stirling Moss | Mercedes | 04:19.200 | +01.100 (+0.426%) | +00.600 |
| 4 | 4 | 2 | Giuseppe Farina | Ferrari | 04:20.900 | +02.800 (+1.085%) | +01.700 |
| 5 | 5 | 20 | Jean Behra | Maserati | 04:23.600 | +05.500 (+2.131%) | +02.700 |
| 6 | 6 | 12 | Karl Kling | Mercedes | 04:24.000 | +05.900 (+2.286%) | +00.400 |
| 7 | 7 | 22 | Luigi Musso | Maserati | 04:26.400 | +08.300 (+3.216%) | +02.400 |
| 8 | 8 | 6 | Paul Frere | Ferrari | 04:29.700 | +11.600 (+4.494%) | +03.300 |
| 9 | 9 | 40 | Mike Hawthorn | Vanwall | 04:33.000 | +14.900 (+5.773%) | +03.300 |
| 10 | 10 | 4 | Maurice Trintignant | Ferrari | 04:35.200 | +17.100 (+6.625%) | +02.200 |
| 11 | 11 | 26 | Cesare Perdisa | Maserati | 04:50.900 | +32.800 (+12.708%) | +15.700 |
| 12 | 12 | 28 | Louis Rosier | Maserati | 04:55.400 | +37.300 (+14.452%) | +04.500 |
| 13 | 13 | 24 | Roberto Mieres | Maserati | 05:09.000 | +50.900 (+19.721%) | +13.600 |
| 14 | 38 | Johnny Claes | Maserati |