[2] Six were fitted with upgraded cabs and modified bogies at Cardiff Workshops in 1989 and reclassified as class 451s and later class 35s, allowing them again to be used as lead locomotives, although they spent most of their time being used as Liverpool Range bankers and Yeerongpilly, Brisbane shunters.

[3][4] Following a poor wheat crop, the Class 45s were placed in store at Junee Locomotive Depot in December 1991.

[5] A locomotive shortage saw most return to service from March 1993.

[6] They remained in service until replaced by FreightCorp by Class 82s in 1994/95.

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