Assignment history for 503 057
| Vehicle | Date | Model |
| 18130 | 2026/11/01 | 2018 NFI XN40 |
| 18363 | 2026/10/25 | 2018 Nova Bus LFS HEV |
| 19127 | 2026/10/18 | 2019 NFI XN40 |
| 9695 | 2026/10/12 | 2007 Nova Bus LFS |
| 18119 | 2026/10/11 | 2018 NFI XN40 |
| 19121 | 2026/10/04 | 2019 NFI XN40 |
| 7475 | 2026/09/30 | 2006 NFI D40LFR |
| 18363 | 2026/09/30 | 2018 Nova Bus LFS HEV |
| 18129 | 2026/09/30 | 2018 NFI XN40 |