NSWGR 421 class (42101-42110)

EMD 16-657C prime mover, or EMD 16-645E prime mover (Aurizon update)

Long and short horns (user selectable)

Coupler crash and release

Dynamic brake

Drive hold (FT)

Brake application (FT)

Shunting mode

Handbrake

Curve squeal

Headlight dimmer

Sanders

Compressor & Radiator fans (mute)