|Motor:||2 diesels per train|
|Power:||1, 609 hp (1, 200 kW)|
The Intermediate Wagon is used for carrying supplies and included a built in crane and hydraulic platforms. Finally the Traction & Supply Unit provides propulsion for the unit, power for tools as well as a workshop and a kitchen.
|DR97501 at Darlington, this is the Traction & Supply Unit|
|DR97501 at Darlington|
 Royston Morris, Railway Maintenance Vehicles & Equipment (Amberley, 2017) p. 35
 Robel, Romis System Mobile Maintenance System, p. 3