| KEPUTUSAN |
| MAKLUMAT ACARA | ||
| Acara 506 - 400 m LARI BERPAGAR | Kat LELAKI 18 | Peringkat SEPARUH AKHIR |
| 3 tempat teratas (Q) dan 2 masa terbaik (q) layak. | ||
| REKOD MSSJ | 53.56 s | MUHAMMAD AMAR AIMAN BIN NOR AZMIN | PONTIAN | 2020 |
| REKOD MSSM | 53.85 s | MUHAMMAD AFTAR BIN ROSLI | KEDAH | 2018 |
| SEPARUH AKHIR : 1 | |||||
| Ked | Bib | Nama | Pasukan | Masa | * |
| 1 | KG1 | MUHAMMAD DANISH NABIL BIN KAMARUDIN | KLUANG | 55.89 s | Q |
| 2 | KT5 | MUHAMMAD IKHWAN BIN HISSAMUDIN | KOTA TINGGI | 59.54 s | Q |
| 3 | JB21 | MUHAMAD FAHIM BIN MOHD FAIZAL | JOHOR BAHRU | 60.16 s | Q |
| 4 | KU12 | MUHAMAD FIKRI DANISH BIN ROHIZAN | KULAI | 61.54 s | q |
| 5 | TK2 | LOW ZI TIAN | TANGKAK | 62.75 s | q |
| 6 | PN14 | MUHAMAD ZULHAKIM DANIAL BIN MOHD NOR | PONTIAN | 64.39 s | |
| 7 | SG9 | MOHAMMAD RAIFF HAZZIQ HADDHARI BIN MD. RAPIE | SEGAMAT | 66.29 s | |
| SEPARUH AKHIR : 2 | |||||
| Ked | Bib | Nama | Pasukan | Masa | * |
| 1 | JB10 | MUHAMMAD AIMAN NAJMI BIN MOHD ANUAR | JOHOR BAHRU | 57.58 s | Q |
| 2 | MR16 | MUHAMMAD NUR IMAN BIN JUMAIN | MUAR | 59.46 s | Q |
| 3 | KU8 | JEREMY EUSSOFF BIN AHMAD NA`IM | KULAI | 62.58 s | Q |
| 4 | GU16 | MUHAMMAD AFIQ BIN MANSOR | PASIR GUDANG | 62.85 s | |
| 5 | PN10 | MUHAMMAD AKIF DANIEL BIN MOHAMAD FAIRUZ | PONTIAN | 64.28 s | |
| 6 | BP9 | MUHAMMAD HAZIQH BIN HAMZAH | BATU PAHAT | 64.75 s | |
| 7 | SG3 | MUHAMMAD ADAM DUHHA BIN MOHD ASNIZAM | SEGAMAT | 65.74 s | |
| 8 | MG39 | RUL SYAZWAN AMEER BIN RUZMAN | MERSING | 66.23 s | |