In 1983 with five WFDY class wagons were reclassified as WFSY sleeper wagons for the Koolyanobbing to Kalgoorlie re-sleepering. This group was still intact in 2010 but were now classed AFSX.
1983	WFDY 30002, 30019, 30068, 30075, 30108 to WFSY