4 x 400 m Relay, Women
| Competition | 1983 South American Athletics U20 Championships |
|---|---|
| Venue |
Medellin
 COL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
3:45.11 | ||
| Aline Figueirêdo | — | ||||
| Ivanete Dos Santos | — | ||||
| Nara Das Neves | — | ||||
| Jucilene Garcês | — | ||||
| 🥈 | Colombia | COL |
3:49.91 | ||
| Amparo Caicedo | — | ||||
| Lilián Medina | — | ||||
| Margarita Carvajal | — | ||||
| Norfalia Carabalí | — | ||||
| 🥉 | Argentina |  ARG |
3:55.44 | ||
| Mariana Pösz | — | ||||
| Anabella Dal Lago | — | ||||
| Marta Ressia | — | ||||
| María Croatto | — |