Athletics at the 1979 Pan American Games – Men's 4 × 100 metres relay

The men's 4 × 100 metres relay competition of the athletics events at the 1979 Pan American Games took place at the Estadio Sixto Escobar. The defending Pan American Games champion was the United States team.

Athletics at the 1979 Pan American Games – Men's 4 × 100 metres relay

The men's 4 × 100 metres relay competition of the athletics events at the 1979 Pan American Games took place at the Estadio Sixto Escobar. The defending Pan American Games champion was the United States team.