Assignment history for 321 021
| Vehicle | Date | Model |
| 18110 | 2026/03/14 | 2018 NFI XN40 |
| 18138 | 2026/03/13 | 2018 NFI XN40 |
| 18186 | 2026/03/12 | 2018 NFI XN40 |
| 9698 | 2026/03/11 | 2007 Nova Bus LFS |
| 25102 | 2026/03/10 | |
| 19114 | 2026/03/07 | 2019 NFI XN40 |
| 18145 | 2026/03/06 | 2018 NFI XN40 |
| 19130 | 2026/03/05 | 2019 NFI XN40 |
| 18323 | 2026/03/04 | 2018 Nova Bus LFS HEV |
| 18119 | 2026/03/03 | 2018 NFI XN40 |
| 18107 | 2026/02/28 | 2018 NFI XN40 |
| 24113 | 2026/02/27 | |
| 16107 | 2026/02/26 | 2016 NFI XD40 |
| 18372 | 2026/02/25 | 2018 Nova Bus LFS HEV |
| 24128 | 2026/02/24 | |
| 16110 | 2026/02/21 | 2016 NFI XD40 |
| 9788 | 2026/02/20 | 2008 Nova Bus LFS |
| 16137 | 2026/02/20 | 2016 NFI XD40 |
| 18154 | 2026/02/19 | 2018 NFI XN40 |
| 16105 | 2026/02/18 | 2016 NFI XD40 |
| 18148 | 2026/02/14 | 2018 NFI XN40 |
| 19133 | 2026/02/13 | 2019 NFI XN40 |
| 19119 | 2026/02/12 | 2019 NFI XN40 |
| 18156 | 2026/02/10 | 2018 NFI XN40 |
| 18388 | 2026/02/10 | 2018 Nova Bus LFS HEV |
| 24132 | 2026/02/07 | |
| 18136 | 2026/02/06 | 2018 NFI XN40 |
| 18118 | 2026/02/05 | 2018 NFI XN40 |
| 18108 | 2026/02/04 | 2018 NFI XN40 |
| 24104 | 2026/02/03 | |