Race Result
| GP n. 42 - 16/01/1955 - Grand Prix of Argentina Autodromo Oscar Alferedo Galvez |
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| Winner: | Juan Manuel Fangio / Mercedes - 3:00'38.6 | ||||||
| Pole Position: | Jose Froilan Gonzalez / Ferrari - 1:43.1 | ||||||
| Fastest Lap: | Juan Manuel Fangio / Mercedes - 1:48.3 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 2 | Mercedes | 96 | 3:00'38.6 | 3 | 9 | |
| 2 | 12* | Ferrari | 60 | + 1'29.6 | 1 | 2 | |
| 2 | 12* | Ferrari | 20 | + 1'29.6 | 1 | 2 | |
| 2 | 12* | Ferrari | 16 | + 1'29.6 | 1 | 2 | |
| 3 | 10* | Ferrari | 50 | + 2 laps | 5 | 1,33 | |
| 3 | 10* | Ferrari | 22 | + 2 laps | 5 | 1,33 | |
| 3 | 10* | Ferrari | 22 | + 2 laps | 5 | 1,33 | |
| 4 | 8* | Mercedes | 34 | + 2 laps | 10 | 1 | |
| 4 | 8* | Mercedes | 30 | + 2 laps | 10 | 1 | |
| 4 | 8* | Mercedes | 30 | + 2 laps | 10 | 1 | |
| 5 | 18 | Maserati | 91 | + 5 laps | 16 | 2 | |
| 6 | 28* | Maserati | 50 | + 8 laps | 7 | 0 | |
| 6 | 28* | Maserati | 38 | + 8 laps | 7 | 0 | |
| 7 | 22* | Maserati | 50 | + 13 laps | 18 | 0 | |
| 7 | 22* | Maserati | 20 | + 13 laps | 18 | 0 | |
| 7 | 22* | Maserati | 13 | + 13 laps | 18 | 0 | |
| Ret | 42 | Gordini | 38 | transmission | 17 | 0 | |
| Ret | 20* | Maserati | 30 | engine | 19 | 0 | |
| Ret | 26* | Maserati | 30 | fuel pressure | 20 | 0 | |
| Ret | 6 | Mercedes | 29 | fuel system | 8 | 0 | |
| Ret | 30 | Maserati | 22 | out of fuel | 21 | 0 | |
| Ret | 32 | Lancia | 21 | accident | 2 | 0 | |
| Ret | 36* | Lancia | 20 | accident | 12 | 0 | |
| Ret | 36* | Lancia | 15 | accident | 12 | 0 | |
| Ret | 20* | Maserati | 14 | engine | 19 | 0 | |
| Ret | 26* | Maserati | 14 | fuel pressure | 20 | 0 | |
| Ret | 20* | Maserati | 10 | engine | 19 | 0 | |
| Ret | 26* | Maserati | 10 | fuel pressure | 20 | 0 | |
| Ret | 38 | Gordini | 7 | transmission | 15 | 0 | |
| Ret | 34 | Lancia | 2 | fuel leak | 11 | 0 | |
| Ret | 16 | Maserati | 2 | accident | 4 | 0 | |
| Ret | 4 | Mercedes | 2 | accident | 6 | 0 | |
| Ret | 40 | Gordini | 1 | accident | 9 | 0 | |
| * Shared driver | |||||||