Singapore Buses route 198

Service 198 is a trunk route running between Boon Lay Int and Bukit Merah Int, passing through Jurong West/East Ave 1, Jurong Town Hall, AYE, Commonwealth and Queensway. It was also extended to Suntec City and Tampines GreenTerrace. Demand is mostly moderate to high throughout the day.

The service is declared WAB since January 2007 with Volvo B9TL (CDGE) deploying on it. Previously, Mercedes-Benz O305s, Leyland Olympians were deployed until 1994, before Volvo Olympian 2-Axles were used. In 2007, Volvo B9TL (CDGE), Leyland Olympian open-top (Alexander R) and Volvo Olympian 3-Axles were used.