| Final | Team | time | | 1. Harry Reynolds |  USA | 45.26s | | 2. Sunday Bada |  NGR | 45.75s | | 3. Darren Clark |  AUS | 46.45s | | 4. Rico Lieder |  GER | 46.53s | | 5. Devon Morris |  JAM | 46.67s | | 6. Jason Rouser | USA | 46.70s |
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| Semi 1 | Team | time | | 1. Harry Reynolds | USA | 45.70s | | 2. Rico Lieder | GER | 46.16s | | 3. Darren Clark | AUS | 46.64s | | 4. Devon Morris | JAM | 46.83s | | 5. Cephas Lemba |  ZAM | 47.16s | | 6. Masayoshi Kan |  JPN | 47.25s |
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| Semi 2 | Team | time | | 1. Sunday Bada | NGR | 46.29s | | 2. Jason Rouser | USA | 46.80s | | 3. Mark Jackson |  CAN | 47.10s | | 4. Cayetano Cornet |  ESP | 47.12s | | -. Benyounes Lahlou |  MAR | DQ | | -. Ibrahim Ismail |  QAT | DQ |
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| Heat 1 | Team | time | | 1. Ibrahim Ismail | QAT | 46.43s | | 2. Sunday Bada | NGR | 46.57s | | 3. Dmitriy Kossov |  RUS | 47.86s | | 4. Frances Ogola |  UGA | 48.06s | | 5. Bekele Ergogo |  ETH | 48.82s | | -. Anthony Wallace | JAM | DQ |
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| Heat 2 | Team | time | | 1. Rico Lieder | GER | 46.63s | | 2. Benyounes Lahlou | MAR | 46.81s | | 3. Eronilde Nunez |  BRA | 47.50s | | 4. Troy Douglas |  BER | 47.55s | | 5. Shigekazu Omori | JPN | 48.32s | | 6. Raymundo Escalante |  MEX | 49.09s |
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| Heat 3 | Team | time | | 1. Harry Reynolds | USA | 46.37s | | 2. Darren Clark | AUS | 46.76s | | 3. Mark Jackson | CAN | 47.03s | | 4. Masayoshi Kan | JPN | 47.16s | | 5. Marco Vaccari |  ITA | 47.84s |
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| Heat 4 | Team | time | | 1. Jason Rouser | USA | 47.35s | | 2. Devon Morris | JAM | 47.42s | | 3. Alvin Daniel |  TRI | 47.56s | | 4. Anton Ivanov |  BUL | 47.83s | | -. Emin Machmudbekov |  AZE | DQ |
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| Heat 5 | Team | time | | 1. Cephas Lemba | ZAM | 47.47s | | 2. Cayetano Cornet | ESP | 47.55s | | 3. John Lawson |  RSA | 48.43s | | 4. Ian Morris | TRI | 49.91s | | -. Karsten Just | GER | DQ |
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