4 x 100 m Relay, Women
| Competition | 2018 South American Athletics U18 Championships |
|---|---|
| Venue |
Cuenca
 ECU
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Ecuador | ECU |
46.94 | ||
| Gloria Rampay | — | ||||
| Aimara Nazareno | — | ||||
| Nicole Chalá | — | ||||
| Anahí Suárez | — | ||||
| 🥈 | Brazil |  BRA |
47.28 | ||
| Thais Michele Da Silva | — | ||||
| Erica Cavalheiro | — | ||||
| Vivica Ifeoma Ilobi | — | ||||
| Vitoria Jardim | — | ||||
| 🥉 | Peru |  PER |
49.52 | ||
| Jasmín Figueroa | — | ||||
| Mariana Olivares | — | ||||
| Karina Iwamoto | — | ||||
| Gabriela Posavac | — |