4 x 100 m Relay, Men
| Competition | 1991 South American Athletics Championships |
|---|---|
| Venue |
Manaus
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil | BRA |
39.90 | ||
| Joílto Bonfim | — | ||||
| Arnaldo da Silva | — | ||||
| Róbson Caetano da Silva | — | ||||
| Reginaldo Aguiar | — | ||||
| 🥈 | Chile |  CHI |
40.61 | ||
| Carlos Morales | — | ||||
| Carlos Moreno | — | ||||
| Héctor Fernández | — | ||||
| Roberto Marshall | — | ||||
| 🥉 | Argentina |  ARG |
41.22 | ||
| José Beduino | — | ||||
| Guillermo Cacián | — | ||||
| Claudio Molocznik | — | ||||
| Claudio Arcas | — |