Commonwealth Railways GM class (GM1-47)
GM class (GM1): 16-567B prime mover, WABCo Pneuphonic Type A/B airhorns, No dynamic brake
GM class (GM12): 16-567C prime mover, Leslie SuperTyfon S-5T airhorns, Dynamic brake
Coupler crash and release
CR GM class (D/E) Full Throttle sound project
You will need access to a LokProgrammer to read out the specific serial number of your decoder (e.g. FFDA1B2). Email the serial number to us, specifying if the decoder is a V5 or V4 and if it's a Standard or Micro size, and we'll send you the sound project (usually <12 hour turnaround).