West Kalgoorlie, AOPY 32377 with fleet number 906, was renumbered to 4906 but the 4 has been removed, one of seventy ex ANR coal waggons rebuilt from AOKF type by Bluebird Engineering SA in service with ARG on Koolyanobbing iron ore trains. They used to be three metres longer and originally built by Metropolitan Cammell Britain as GB type in 1952-55.