| Final | time | | L | _______ | | 1. Bahamas | 3:01.94 | | | Andrae Williams, Avard Moncur, Michael Matheau, Chris Brown | | 2. United States | 3:02.44 | | | Greg Nixon, Jamaal Torrance, Laron Bennett, David Neville | | 3. Dominicana | 3:02.48 | | | Carlos Santa, Arismendy Peguero, Yoel Tapia, Félix Sánchez | | 4. Trinidad Tobago | 3:03.60 | | | Ato Modibo, Renny Quow, Jarrin Soloman, Zwede Hewitt | | 5. Jamaica | 3:04.15 | | | Allodin Fothergill, Dwight Mullings, Edino Steele, Leford Green | | 6. Brazil | 3:05.87 | | | Eduardo Vasconcelos, Sanderlei Parrela, Anderson Jorge dos Santos, Fernando Almeida | | 7. Puerto Rico | 3:06.22 | | | Hector Carrasquillo, Félix Adolfo Martínez, Adalberto Amador, Javier Culson | | 8. Guatemala | 3:17.86 | | | Jorge Luis Solorzano, Camilo Quevedo, Edwin Baltazar, Allan Ayala |
| Heats - First 3 and Best 2 progress. |
| Heat 1. | time | | L | _______ | | 1. Bahamas | 3:02.76 | | | Andrae Williams, Andretti Bain, Nathaniel McKinney, Avard Moncur | | 3. Dominicana | 3:04.65 | | | Carlos Santa, Yoel Tapia, Pedro Juan Mejia, Arismendy Peguero | | 5. United States | 3:05.01 | | | David Neville, Jamaal Torrance, Greg Nixon, Bashir Ramzy | | 7. Puerto Rico | 3:11.33 | | | Félix Adolfo Martínez, Hector Carrasquillo, Adalberto Amador, Luis Soto | | 8. Guatemala | 3:16.39 | | | Hans Villagran, Camilo Quevedo, Edwin Baltazar, Allan Ayala | | -. Cuba | DQ | | | Sergio Hierrezuelo, Omar Cisneros, Yacnier Luis, William Collazo |
| Heat 2. | time | | L | _______ | | 2. Jamaica | 3:04.60 | | | Allodin Fothergill, Dwight Mullings, Edino Steele, Leford Green | | 4. Trinidad Tobago | 3:04.86 | | | Ato Modibo, Jarrin Soloman, Renny Quow, Zwede Hewitt | | 6. Brazil | 3:05.15 | | | Luis Ambrosio, Sanderlei Parrela, Fernando Almeida, Anderson Jorge dos Santos | | 9. Saint Kitts and Nevis | 3:21.77 | | | Kadeem Smith, Jevon Claxton, Adolphus Jones, Melville Rogers | | -. Canada | DNF | | | Keston Nelson, Nathan Vadeboncoeur, Andrew Dargie, Jared MacLeod |
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