4 x 400 m Relay, Men
| Competition | 1949 South American Athletics Championships |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
3:19.7 | ||
| Rosalvo Ramos | — | ||||
| Argemiro Roque | — | ||||
| Agenor Da Silva | — | ||||
| José Oliveira | — | ||||
| 🥈 | Argentina |  ARG |
3:20.1 | ||
| Guillermo Ávalos | — | ||||
| Guillermo Evans | — | ||||
| Antonio Pocoví | — | ||||
| Julio Ferreyra | — | ||||
| 🥉 | Chile |  CHI |
3:24.5 | ||
| Gustavo Ehlers | — | ||||
| Reinaldo Müller | — | ||||
| Hugo Nutini | — | ||||
| Víctor Henríquez | — |