Class 185 Desiro

These DMUs were built to modernise Trans-Pennine routes [1] and at the moment are the latest DMUs running on the network. They are part of Siemens' "Desiro" family and are very similar in many ways to its Desiro EMU cousins like the Class 360.

Information
Number built: 103 (51 3-car sets)
Built: 2005-7
Builder: Siemens Transportation
Engine: Cummins OSK19 diesel per car
Power: 2, 250 hp (1, 680 kW)
Formation: Driving Motor Composite Lavatory (DMCL)+Motor Standard
Lavatory (MSL)+Driving Motor Standard (DMS)

The Class 185s are low-density stock designed for cross country routes with 2+2 seating arrangement in Standard and 2+1 in first. They are designed for high performance (100mp/h operation) though also have excess power to handle hilly routes. All are currently operated by Trans Pennine Express though some have been loaned to Northern.
TPE 185 123 at York 
TPE 185 114 passes the NRM York viewing platform

Unidentified TPE example at Darlington

185 121 in older First TPE livery at Liverpool Lime Street

TPE 185 120 approaches York


[1] Colin J. Marsden, DMU and EMU Recognition Guide (Ian Allan, 2013) p. 168