Ferrari → Mercedes
Piero Taruffi terminó P6 en el Campeonato del Mundo de 1955 con 9 puntos. En 4 carreras: 0 victorias, 1 podio y 0 pole positions — mejor resultado P2.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 2 | Monaco Grand Prix | Ferrari | 15 | P8 | +14 Laps | |
| 4 | Belgian Grand Prix | Ferrari | — | P15 | Withdrew | |
| 6 | British Grand Prix | Mercedes | 5 | P4 | 3 | +1 Lap |
| 7 | Italian Grand Prix | Mercedes | 9 | P2 | 6 | Finished |