4 x 400 m Relay, Men
| Competition | 2018 South American Athletics U23 Championships |
|---|---|
| Venue |
Cuenca
 ECU
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Colombia |  COL |
3:09.77 | ||
| Luis Arizala | — | ||||
| Nicolás Salinas | — | ||||
| Kevin Mina | — | ||||
| Anthony Zambrano | — | ||||
| 🥈 | Brazil |  BRA |
3:09.90 | ||
| Rafael Pereira | — | ||||
| Matheus Pessoa | — | ||||
| Alison dos Santos | — | ||||
| Bruno Benedito da Silva | — | ||||
| 🥉 | Ecuador | ECU |
3:13.17 | ||
| Damián Carcelén | — | ||||
| Kenny León | — | ||||
| Carlos Perlaza | — | ||||
| David Cetre | — |