400 m, Men
| Competition | 2004 South American Athletics U18 Championships |
|---|---|
| Venue |
Guayaquil
 ECU
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Dimas De Lima |  BRA |
49.14 | ||
| 🥈 | Geraldo Ramírez |  PER |
49.42 | ||
| 🥉 | Esteban Lucero | ECU |
49.52 |