Shuttle 21 – SMRT Buses Volvo B9TL Wright (SG5492T) [TF27] Shuttle 21 – SMRT Buses Volvo B9TL Wright (SG5492T) [TF27] Shuttle 21 – SMRT Buses Volvo B9TL Wright (SG5492T) [TF27]
17 May 2024 - 31 October 2025 Bus Service Diversion for Early Closure of Jurong West Avenue 4 for JRL Works