Swan Transit is an Australian bus company operating Transperth bus services under contract to the Public Transport Authority. It is a subsidiary of Transit Systems.

Armadale is a suburb of Perth within the City of Armadale, located on the south-eastern edge of the Perth metropolitan region. The major junction of the South Western and Albany Highways, which connect Perth with the South West and Great Southern regions of Western Australia respectively, is located within the suburb. It is also the terminus of the Armadale railway line, one of five major railway lines to service Perth.