- Winner
- Juan Manuel Fangio
- Team
- Mercedes
- Top listed
- Juan Manuel Fangio, José Froilán González, and Nino Farina
- Race date
- January 16, 1955
- Pole
- José Froilán González
- Fastest lap
- Juan Manuel Fangio
- Classified drivers
- 35
- Circuit
- Autódromo Juan y Oscar Gálvez
The decisive result
Juan Manuel Fangio finished first for Mercedes. José Froilán González is listed 2 for Ferrari, with Nino Farina 2 for Ferrari.
Grid to finish
Roberto Mieres from P16 to P5 (+11), Luigi Musso from P18 to P7 (+11), and Hans Herrmann from P10 to P4 (+6) recorded the largest positive grid-to-finish changes in the classification. José Froilán González started from the listed P1 grid position.
Status and fastest lap
The classification lists 11 Finished, 6 Accident, 5 DNF, 2 +2 laps, and 2 Engine. Juan Manuel Fangio holds the fastest-lap entry at 1:48.300 on lap 45. It records the result without speculating about incidents or strategy.
This summary sticks to the classification and does not speculate about incidents, strategy, weather, or causes. Source: F1DB (CC BY 4.0) · updated Jul 26, 2026.