4 x 100 m Relay, Men
| Competition | 1972 South American Athletics Junior Championships |
|---|---|
| Venue |
Asuncion
 PAR
|
| Held | — |
| Status | Medal |
| Competitors | 16 |
| Countries | 4 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Colombia |  COL |
43.3 | ||
| Rafael Nieto | — | ||||
| Diego Valencia | — | ||||
| Ernesto Herrera | — | ||||
| Orlando Vega | — | ||||
| DQ | Paraguay | PAR |
[43.4] | ||
| Ángel Guerreros | — | ||||
| Rudy Rieder | — | ||||
| César Vega | — | ||||
| Francisco Rojas | — | ||||
| 🥈 | Ecuador |  ECU |
43.9 | ||
| Ramiro Del Pozo | — | ||||
| Roberto Erazo | — | ||||
| Pablo Hidalgo | — | ||||
| Fabián Zapata | — | ||||
| 🥉 | Chile |  CHI |
44.0 | ||
| José Ventura | — | ||||
| Ricardo Baeza | — | ||||
| Francisco Bozzo | — | ||||
| Regonessi | — |