SMRT Alexander Dennis Enviro500 (SMB3612A) – Joo Koon—Gul Circle Shuttle Service SMRT Alexander Dennis Enviro500 (SMB3612A) – Joo Koon—Gul Circle Shuttle Service SMRT Alexander Dennis Enviro500 (SMB3612A) – Joo Koon—Gul Circle Shuttle Service
17 May 2024 - 31 October 2025 Bus Service Diversion for Early Closure of Jurong West Avenue 4 for JRL Works