The men's 4 × 100 metre medley relay competition of the swimming events at the 1975 Pan American Games took place on 24 October. The defending Pan American Games champion is the United States.
The men's 4 × 100 metre medley relay competition of the swimming events at the 1975 Pan American Games took place on 24 October. The defending Pan American Games champion is the United States. (en)
The men's 4 × 100 metre medley relay competition of the swimming events at the 1975 Pan American Games took place on 24 October. The defending Pan American Games champion is the United States. (en)