4 x 100 m Relay, Women
| Competition | 2012 South American Athletics U23 Championships |
|---|---|
| Venue |
São Paulo
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Chile |  CHI |
45.61 | ||
| Viviana Olivares | — | ||||
| Isidora Jiménez | — | ||||
| Javiera Errázuriz | — | ||||
| Paula Goñi | — | ||||
| 🥈 | Colombia |  COL |
45.66 | ||
| Janeth Largacha | — | ||||
| Yenifer Padilla | — | ||||
| Merlin Palacios | — | ||||
| Carmen Vergara | — | ||||
| 🥉 | Brazil | BRA |
45.88 | ||
| Thais Vides | — | ||||
| Vanusa dos Santos | — | ||||
| Andressa Fidelis | — | ||||
| Lorena Lourenço | — |