4 x 400 m Relay, Men
| Competition | 2009 South American Athletics U20 Championships |
|---|---|
| Venue |
Sao Paulo/Port of Spain
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil | BRA |
3:10.66 | ||
| Jonathan Da Silva | — | ||||
| Lucas Oliveira | — | ||||
| José de Oliveira | — | ||||
| Hederson Estefani | — | ||||
| 🥈 | Venezuela |  VEN |
3:17.83 | ||
| Lucirio Antonio Garrido | — | ||||
| Carlos Barcenas | — | ||||
| José Colina | — | ||||
| Omar Longart | — | ||||
| 🥉 | Argentina |  ARG |
3:19.71 | ||
| Lucas Semino | — | ||||
| Alexis Tello | — | ||||
| Franco Díaz | — | ||||
| Andrés Mendoza | — |