After the withdrawal of VO3X Batch 3 [last non-WAB
bus] (SBS9670H), SBS9675U (HGDEP SP),
SBS9677P (HGDEP 74) were withdrawn because many
Singaporeans know it is noisiest bus, the broken flooring and
had not upgraded the AdBlue engine. This is the first
generation wheelchair-accessible buses to be withdrawn
permanently.
SBS9672C, SBS9673A, SBS9674Y, SBS9679J, SBS9680D, SBS9681B,
SBS9682Z, SBS9687K, SBS9688H, SBS9689E, SBS9690A staying till
2021.
All the Dennis Tridents in HGDEP are up till mid 2018 and that’s
it. HGDEP will be full WAB by then alongside with SLBP.