# 2018 IAAF World U20 Championships – Men's 4 × 400 metres relay

The men's 4 × 400 metres relay at the 2018 IAAF World U20 Championships will be held at Ratina Stadium on 14 and 15 July.

## Records

Standing records prior to the 2018 IAAF World U20 Championships in Athletics :
| World Junior Record | United States | 3:00.33 | Trujillo, Peru | 23 July 2017 |
| Championship Record | United States | 3:01.09 | Grosseto, Italy | 18 July 2004 |
| World Junior Leading | South Africa | 3:08.07 | Boksburg, South Africa | 28 April 2018 |

## Results
### Heats

Qualification: First 2 of each heat ( Q ) plus the 2 fastest times ( q ) qualified for the final.
| Rank | Heat | Nation | Athletes | Time | Notes |
| 1 | 3 | United States | Matthew Boling, Nicholas Ramey, Justin Robinson, Umajesty Williams | 3:05.57 | Q, WJL |
| 2 | 1 | Great Britain | Alex Haydock-Wilson, Joseph Brier, Ellis Greatrex, Alex Knibbs | 3:07.17 | Q, WJL |
| 3 | 2 | Italy | Klaudio Gjetja, Andrea Romani, Lorenzo Benati, Edoardo Scotti | 3:08.35 | Q, SB |
| 4 | 2 | Australia | Adam Kopp, Christian Davis, Harvey Murrant, Ashley Moloney | 3:08.53(.522) | Q, SB |
| 5 | 2 | Germany | Justus Ringel, Joscha Bretschneider, Arne Leppelsack, Jean Paul Bredau | 3:08.53(.524) | q, SB |
| 6 | 3 | France | Fabrisio Saïdy, Téo Andant, Antoine Leblois, Lidji Mbaye | 3:08.78 | Q, SB |
| 7 | 3 | Sri Lanka | Pasindu Kodikara, Pabasara Niku, Thiran Ravishka, Aruna Dharshana | 3:08.88 | q |
| 8 | 1 | Belgium | Simon Mazebo, Sven Van Den Bergh, Rayane Borlée, Jonathan Sacoor | 3:09.39 | Q, SB |
| 9 | 3 | Switzerland | Julien Bonvin, Ricky Petrucciani, Filippo Moggi, William Reais | 3:09.48 | NJR |
| 10 | 3 | Zimbabwe | Dickson Clever Kapandura, Ngoni Joel Chadyiwa, Blessing Nyandoro, Leon Tafirenyika | 3:09.68 | NJR |
| 11 | 2 | Turkey | Akin Özyürek, Mahsum Korkmaz, Ilyas Canakci, Ahmet Kasap | 3:09.87 | SB |
| 12 | 1 | Japan | Shuji Mori, Daichi Sawa, Hayata Goto, Yusuke Shirao | 3:10.06 | |
| 13 | 1 | Poland | Jacek Majewski, Sebastian Jakubowski, Adam Mroczek, Szymon Kreft | 3:10.68 | |
| 14 | 3 | Canada | Khamal Stewart-Baynes, Ruach Chuol Padhal, Nathaniel St. Romain, Myles Misener-Daley | 3:11.58 | SB |
| 15 | 1 | Ethiopia | Mosisa Siyoum, Melkamu Assefa, Gadisa Bayu, Abdurahman Abdo | 3:12.63 | SB |
| 16 | 2 | India | Rajesh Ramesh, Devender Kumar, Stanley Cibbinkumar, Ayush Dabas | 3:14.19 | |
| 17 | 1 | Czech Republic | Ondrej Holub, Vladislav Sadirov, Ladislav Topfer, Tomáš Nemejc | 3:14.71 | |
| 18 | 2 | South Africa | Malesela Senona, Thembo Monareng, Lourens Steenekamp, Gabriel Louw | 3:26.44 | |
| 19 | 1 | Jamaica | Malik Smith, Dashawn Morris, Anthony Carpenter, Shemar Chambers | DQ | |

### Final

| Rank | Nation | Athletes | Time | Notes |
| | Italy | Klaudio Gjetja, Andrea Romani, Alessandro Sibilio, Edoardo Scotti | 3:04.05 | WJL, AJR |
| | United States | Elija Godwin, Nicholas Ramey, Justin Robinson, Howard Fields | 3:05.26 | SB |
| | Great Britain | Alex Haydock-Wilson, Joseph Brier, Alastair Chalmers, Alex Knibbs | 3:05.64 | SB |
| 4 | France | Fabrisio Saïdy, Téo Andant, Antoine Leblois, Lidji Mbaye | 3:06.65 | SB |
| 5 | Belgium | Sven Van den Bergh, Jonathan Sacoor, Simon Mazebo, Rayane Borlée | 3:07.05 | SB |
| 6 | Germany | Justus Ringel, Joscha Bretschneider, Arne Leppelsack, Jean Paul Bredau | 3:07.80 | SB |
| 7 | Australia | Adam Kopp, Christian Davis, Harvey Murrant, Ashley Moloney | 3:09.31 | |
| 8 | Sri Lanka | Pasindu Kodikara, Pabasara Niku, Thiran Ravishka, Aruna Dharshana | 3:09.38 | |