Bachmann OO Class 121 Single-Car DMU W55028 BR Green (Small Yellow Panels)
OO Class 121 Single-Car DMU W55028 BR Green (Small Yellow Panels) is a detailed model train designed for realistic railway modelling and layout expansion in OO scale.
Featuring:
- Detail & Finish: This model is finished in the distinctive BR Green livery with small yellow panels, accurately replicating the appearance of the Class 121 Single-Car DMU. Fine moulded details, printed markings, and a prototypical design capture the essence of this unique unit.
- Drive & Performance: The model is powered by a smooth-running motor, ensuring reliable operation on your layout. Multiple driven axles contribute to a steady and controlled movement. Features such as a flywheel are included to enhance the running characteristics.
- Control & Compatibility: The model is DCC-ready, allowing for easy integration with DCC systems (decoder not included). It is suitable for use on both DC and DCC layouts, but a compatible decoder must be installed for DCC operation.
- Couplings & Integration: The model uses standard OO-scale couplings, providing compatibility with a wide range of OO-scale rolling stock and ensuring smooth coupling with other vehicles in your collection.
Model Dimensions (Approximate):
- Scale: OO
- Gauge: 16.5mm
Technical Specifications:
- Model Type: Multiple Unit (DMU)
- Control System: DCC-ready
- Coupler Type: Standard OO-scale couplers
- Material: Plastic body
- Power Source: Track-powered
- Assembly: Ready-to-run
- Included: 1 x Class 121 Single-Car DMU W55028 BR Green (Small Yellow Panels)
Ideal for modellers building a detailed OO layout or collectors of BR-era rolling stock, seeking accurate scale appearance, reliable operation, and seamless integration into their layouts.
Why this model matters
The OO Class 121 Single-Car DMU W55028 is a faithful reproduction of the British Rail Class 121, a vehicle widely used for branch line services in the 1960s and 70s. Its high-quality detailing and smooth operation make it an excellent choice for modellers seeking an authentic representation of this iconic train. The DCC-ready feature allows it to be easily integrated into modern layouts with DCC control.
How to use it
Place the DMU on powered track to operate. For DC use, connect it directly to your track and control speed/direction as needed. If using DCC, install a compatible decoder before operation. Ensure your track is clean and couplings are securely attached for reliable operation. Note that controllers, power packs, or track are not included unless explicitly stated.

