Final | Team | time | | L | 1. Adam Kunkel | CAN | 48.24s | PB | 5 | 2. Bayano Kamani | PAN | 48.70s | SB | 7 | 3. Laron Bennett | USA | 49.07s | | 4 | 4. Felix Sanchez | DOM | 49.28s | | 3 | 5. Dean Griffiths | JAM | 49.30s | SB | 6 | 6. Javier Culson | PUR | 49.46s | | 8 | 7. Mahau Suguimati | BRA | 49.63s | | 1 | 8. Raphael Fernandes | BRA | 51.76s | | 2 |
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Heats - First 2 and Best 2 progress. |
Heat 1 | Team | time | L | 4. Felix Sanchez | DOM | 49.42s | | 6. Raphael Fernandes | BRA | 49.53s | | 11.Yacnier Luis | CUB | 50.04s | | 13.Allan Ayala | GUA | 51.20s | PB | 14.Jonathan Gibson | PAN | 51.31s | PB | 15.Steve Delice | HAI | 51.51s | | 19.Mikel Thomas | TRI | 1:05.80 | |
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Heat 2 | Team | time | L | 1. Laron Bennett | USA | 49.09s | | 7. Bayano Kamani | PAN | 49.78s | SB | 8. Mahau Suguimati | BRA | 49.83s | | 9. Jonathan Williams | BIZ | 49.84s | | 10.Sergio Hierrezuelo | CUB | 49.90s | SB | 17.Luis Montenegro | CHI | 51.58s | |
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Heat 3 | Team | time | L | 2. Adam Kunkel | CAN | 49.27s | | 3. Dean Griffiths | JAM | 49.37s | SB | 5. Javier Culson | PUR | 49.46s | | 12.Andrés Silva | URU | 50.60s | | 16.Andretti Bain | BAH | 51.53s | | 18.Jonnie Lowe | HON | 53.05s | |
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