letter classes will be used in conjunction with the new horsepower based numbering system (The Z on the end of some class letters refers to locomotives fitted with ZTR). 700 class (ex SAR 700 class) 830 class (ex SAR 830 class) DA/900 class (ex AN DA class) CK/1000 class (ex AN CK class) A class (ex WAGR A class) DE/1300 class (ex BHP DE class) AB/1500 class (ex WAGR AB class) NJ/1600 class (ex CR NJ class) GM/1800 class (ex CR GM class) DA/DAZ/1900 class (ex WAGR DA class) DC/2200 class (ex NSWGR 422 class) DB/DBZ/2300 class (ex WAGR DB class) D/2350 class (ex WAGR D class) P/2500 class (ex WAGR P class) CL/CLZ/3000 class (ex AN CLF/CLP classes) L/LZ/3100 class (ex WAGR L class) ALF/3200 class (ex AN ALF class) S/3300 class (ex Westrail S class) Q/4000 class (ex Westrail Q class) AC/4300 class (new build UGL Rail C43aci) Western Australian facilities Forrestfield Yard, Forrestfield, suburban Perth Kwinana Yard, Kwinana Avon Yard, Northam West Merredin Yard, Merredin Picton Yard, Bunbury West Kalgoorlie Yard, Kalgoorlie Narngulu Yard, Narngulu, Geraldton Esperance Depot, Esperance Wagin Depot, Wagin Albany Depot, Albany Collie Depot, Collie References Defunct railway companies of Australia Genesee & Wyoming Rail transport in Western Australia Australian companies disestablished in 2011 2006 mergers and acquisitions Australian companies established in 2000 Railway companies disestablished in 2011 Railway companies established in 2000