EngTree
Rail — rolling stock & vehicles
Rail — rolling stock & vehiclesConversion; Remanufacturing

British Rail Class 69 Locomotive Conversion (from Class 56) (GB Railfreight)

UK (Longport facility, Stoke-on-Trent) · 2020–present (delivery of first prototype in May 2020)

The judgement call

Account-gated at launch

* A strategic decision to extend the life of existing assets by converting them into a more reliable and efficient locomotive type. * The project highlights the viability of remanufacturing as an alternative to new-build for specific operational needs.

Key engineering challenges

* Extensive re-engineering of the Class 56 platform to integrate new engines and modern control systems. * Ensuring compliance with current UK rail standards and operational requirements for a remanufactured locomotive. * Maximizing the reuse of existing Class 56 components while achieving significant performance improvements.

Project facts

Client / owner
GB Railfreight (GBRf)
Lead contractor
Progress Rail (a Caterpillar company)
Lead designers
Progress Rail
Project type
Conversion
Scale
10 Class 56 locomotives converted into Class 69s.
Disciplines
Mechanical; Electrical; Systems
Standards & frameworks
RSSB; Network Rail standards

Sources: * British Rail Class 69 (Wikipedia) * GB Railfreight (gbrailfreight.com) * Key Model World (keymodelworld.com) * Railforums.co.uk * Locomotive Wiki (fandom.com)