4 x 400 m Relay, Women
| Competition | 2018 South American Games |
|---|---|
| Venue |
Cochabamba
 BOL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Colombia |  COL |
3:31.87 | ||
| Eliana Chávez | — | ||||
| Rosangélica Escobar | — | ||||
| Melissa González | — | ||||
| Yenifer Padilla | — | ||||
| 🥈 | Chile |  CHI |
3:33.42 | ||
| Martina Weil | — | ||||
| Isidora Jiménez | — | ||||
| María José Echeverría | — | ||||
| Fernanda Mackenna | — | ||||
| 🥉 | Argentina |  ARG |
3:35.96 | ||
| María Ayelén Diogo | — | ||||
| Valeria Barón | — | ||||
| Noelia Martínez | — | ||||
| Fiorella Chiappe | — |