4 x 100 m Relay, Men
| Competition | 1981 South American Athletics Championships |
|---|---|
| Venue |
La Paz
 BOL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
39.6 | ||
| Altevir de Araújo | — | ||||
| Paulo Roberto Correia | — | ||||
| Katsuhiko Nakaya | — | ||||
| Paulo Antônio Martins Lima | — | ||||
| 🥈 | Chile |  CHI |
40.4 | ||
| Luis Alberto Schneider | — | ||||
| Francisco Pichott | — | ||||
| Héctor Fernández | — | ||||
| Juan Carlos Fuentes | — | ||||
| 🥉 | Peru |  PER |
40.8 | ||
| Giorgio Mautino | — | ||||
| Ronald Raborg | — | ||||
| José Valverde | — | ||||
| Marco Mautino | — |