Digitrax DN163A0 Atlas N Scale GP40-2, U25B, SD35, Trainmaster, B23-7 and others Board Replacement Roadname_Pennsylvania - PRR 256 Plastic 2-56 x 1/2”

256 Plastic 2-56 x 1/2” Screws - 10 Each

Ribbed wheelsets are most commonly found on steam era rolling stock

150-551 are available so you can also use Code 100 track on the same layout if desired

DN143K2 Instruction Sheet

Digitrax DN163A0 Atlas N Scale GP40-2, U25B, SD35, Trainmaster, B23-7 and others Board Replacement Roadname_Pennsylvania - PRR 256 Plastic 2-56 x 1/2”Digitrax DN163A0 N Scale Atlas Diesels Board Replacement DCC Mobile Decoder Replace the existing light board in your N Scale Atlas GP40 2, U25B, SD35, Trainmaster, B23 7 and others with the DN163A0 DCC Decoder. DN163A0 Instruction Sheet Digitrax Decoder Manual