4 x 400 m Relay, Men
| Competition | 1984 South American Athletics U18 Championships |
|---|---|
| Venue |
Tarija
 BOL
|
| Held | — |
| Status | Medal |
| Competitors | 0 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
3:31.7 | ||
| 🥈 | Peru |  PER |
3:38.2 | ||
| 🥉 | Argentina |  ARG |
3:39.1 |
| Competition | 1984 South American Athletics U18 Championships |
|---|---|
| Venue |
Tarija
BOL
|
| Held | — |
| Status | Medal |
| Competitors | 0 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil | BRA |
3:31.7 | ||
| 🥈 | Peru | PER |
3:38.2 | ||
| 🥉 | Argentina | ARG |
3:39.1 |