Union Pacific (UP) #900 EMD GP40-2Details: This detailed model features a smooth running dual flywheel drive, five pole skew wound motor, directional golden white LED lighting, modeler applied snowplow and handrails, factory applied grab irons and MU Hoses and cut levers and Accumate(R) knuckle couplers. Atlas Silver Series Atlas PROTOTYPE INFORMATION: The GP40 2 was EMD's follow up to the very successful GP40 locomotive model. While many internal upgrades were introduced (such as the