The Evolution Series is GE's latest locomotive platform. Intermountain Raliway is faithfully reproducing the prototype in HO Scale. This is a New Model. Each Locomotive will be factory ready to run on DC or DCC with optimal SoundTraxx Tsunami Sound.

The model features include:

- Prototype specific details to match the cab, the trucks, the rear lights, etc, particular to each road name
- Etched metal details; wire grab irons
- Laser sharp paint and lettering
- Kadee Scale-Head Couplers