Commonwealth Railways GM class (GM1-11)

16-567B prime mover, WABCo Pneuphonic Type A/B airhorns, No dynamic brake

Commonwealth Railways GM class (GM12-47)

16-567C prime mover, Leslie S-5T airhorn, Dynamic brake

Coupler crash and release

Drive hold (FT)

Brake application (FT)

Shunting mode

Handbrake

Curve squeal

Headlight dimmer

Sanders

Compressor & Radiator fans (mute)