British Rail Class 139 [SEP] manufacturer
British Rail Class 139
British Rail Class 139 is the TOPS classification for PPM60 model lightweight railcars built by Parry People Movers, for use on the British rail network. The class were originally built in 2008 for operation on the Stourbridge Town Branch Line following an extensive trial with a prototype registered as a Class 999 unit.
The first newly constructed Class 139 was shown on 28 June 2008 at the Tyseley Locomotive Works Open Day. The full fleet of two units entered public service on the branch line in June 2009.
British Rail Class 170
The Class 170 "Turbostar" is a British diesel multiple-unit (DMU) train built by Bombardier Transportation (and previously Adtranz) at its Derby Litchurch Lane Works. Introduced after privatisation, these trains have operated regional as well as long-distance services, and to a lesser extent suburban services. 139 units were built, but some were later converted to or units.
Design.
The class is a development of the design used in the British Rail Class 165 and 166 DMUs known