This GP50L model started with an Athearn blue box GP50 Phase II. The following parts have been added to the model:

3D printed cab/nose
3D printed exhaust hatch

Detail Associates
* headlight
* Stratolite beacon
* can antenna

Details West
* horn
* cab vent
* brake hoses
* firecracker antenna
* plow

Cannon & Co.
* door locks
* ratchet brake
* sand filler hatch
* toilet vent
* fuel tank details
* air reservoirs
* electrical cabinet access doors
* modified subbase kit
* blower housing

Railflyer Model Prototypes
* Salem air filters
* underframe mount bell