1955 Formula One season Teams and drivers Teams and drivers

| Entrant | Constructor_ | Chassis | Engine | Tyre | Driver | Rounds |
|---|---|---|---|---|---|---|
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Luigi Musso | 1–2, 4–7 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Carlos Menditeguy | 1, 7 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Clemar Bucci | 1 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Harry Schell | 1 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Cesare Perdisa | 2, 4 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | André Simon | 6 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Peter Collins | 7 |
| Officine Alfieri Maserati | Maserati | 250F | Maserati 250F1 2.5 L6 | P | Horace Gould | 7 |