Mercedes-Benz O530 Citaro (Batch 1)

Former deployments

 * SBS Transit
 * Tower Transit
 * Go-Ahead
 * LTA Storage Buses

De-registered & Non-revenue buses

 * SBS Transit Non-Revenue Buses
 * Go-Ahead Non-Revenue Buses

SBS Transit

 * SBS6083Y has its front Mercedes-Benz badge affixed directly on livery colour.
 * SBS6218B is the only bus with a spelling of "Stopping" instead of "STOPPING" inside the bus.
 * All buses except those currently deployed under Training duties have Trapeze CFMS installed.
 * AMDEP and BRBP buses are interchangeable.

Tower Transit

 * SBS6324C does not have the Tower Transit logo pasted on front of bus.