4 x 400 m Relay, Men
| Competition | 1931 South American Athletics Championships |
|---|---|
| Venue |
Buenos Aires
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Chile |  CHI |
3:25.2 | ||
| José Vicente Salinas | — | ||||
| Ernesto Riveros | — | ||||
| Guillermo Soto | — | ||||
| R Salinas | — | ||||
| 🥈 | Argentina | ARG |
3:25.8 | ||
| Roberto Genta | — | ||||
| Juan Acosta | — | ||||
| José Signoris | — | ||||
| Leonidas Payal | — | ||||
| 🥉 | Brazil |  BRA |
3:28.2 | ||
| Sylvio Padilha | — | ||||
| Domingos Puglisi | — | ||||
| Carlos dos Reis Júnior | — | ||||
| Iberé G Da Silva Reis | — |