Bus Models Private Operators Volvo B8L 10 June 20207 October 2025 29 Comments PD169L, SG4003D Low-floor 3-axle bus chassis built by Volvo Buses. One prototype (SG4003D) was operated in Singapore from April 2018 to April 2020, and subsequently re-registered to private bus operator A&S Transit in June 2022. Read more