4 x 400 m Relay, Women
| Competition | 1981 South American Athletics Championships |
|---|---|
| Venue |
La Paz
 BOL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
3:49.4 | ||
| Maria Fialho | — | ||||
| Tânia Miranda | — | ||||
| Sueli Machado | — | ||||
| Elba Barbosa | — | ||||
| 🥈 | Argentina |  ARG |
3:51.0 | ||
| Yvonne Neddermann | — | ||||
| Marcela López | — | ||||
| Silvia Augsburger | — | ||||
| Anabella Dal Lago | — | ||||
| 🥉 | Chile |  CHI |
3:59.3 | ||
| Mónica Regonesi | — | ||||
| Graciela Mardones | — | ||||
| Norma Vallejos | — | ||||
| Zeballos | — |