3.2.2 Rolling Stock Business This business is responsible for the manufacturing of modern, technologically-advanced rolling stock components. Services include the manufacturing of parts and sub-assemblies for locomotives, coaches and wagons. It refurbishes and upgrades equipment components so that they will cost-effectively extend the lifespan of the rolling stock they serve. 3.2.3 Wheels Business The business specialises in the refurbishment and assembly of all types of railway wheels for the Southern African region. The business has the capability and facilities to assemble and build up new wheels from components brought in from local and international suppliers. The plant produces 120 wheels per day. The wheels business has the skills and competency to refurbish old wheels and assemble new wheels.