4 x 400 m Relay, Women
| Competition | 2010 South American Games |
|---|---|
| Venue |
Medellín
 COL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Colombia | COL |
3:40.09 | ||
| Yaneth Largacha | — | ||||
| María Alejandra Idrobo | — | ||||
| Marcela Cuesta | — | ||||
| Yenifer Padilla | — | ||||
| 🥈 | Brazil |  BRA |
3:40.68 | ||
| Bárbara Leôncio | — | ||||
| Elaine Paixão | — | ||||
| Ana Cláudia Lemos | — | ||||
| Bárbara de Oliveira | — | ||||
| 🥉 | Argentina |  ARG |
3:41.04 | ||
| María Ayelén Diogo | — | ||||
| Agustina Zerboni | — | ||||
| Juliana Menéndez | — | ||||
| Florencia Lamboglia | — |