- Winner
- Nelson Piquet
- Team
- Brabham
- Top listed
- Nelson Piquet, Carlos Reutemann, and Alain Prost
- Race date
- April 12, 1981
- Pole
- Nelson Piquet
- Fastest lap
- Nelson Piquet
- Classified drivers
- 29
- Circuit
- Autódromo Juan y Oscar Gálvez
The decisive result
Nelson Piquet finished first for Brabham. Carlos Reutemann is listed 2 for Williams, with Alain Prost 3 for Renault.
Grid to finish
Bruno Giacomelli from P22 to P10 (+12), Jan Lammers from P23 to P12 (+11), and Ricardo Zunino from P24 to P13 (+11) recorded the largest positive grid-to-finish changes in the classification. Nelson Piquet started from the listed P1 grid position.
Status and fastest lap
The classification lists 5 DNQ, 5 Finished, 4 +1 lap, 3 +2 laps, and 3 Engine. Nelson Piquet holds the fastest-lap entry at 1:45.287 on lap 6. 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.