Athearn Genesis 2.0 G31657 HO Scale AC4400CW Southern Pacific SP 239 with DCC Sound Reading & Northern with many modifications updating the

with many modifications updating the state of the art in electronics

Fits in: Traxxas TRX-4 and TRX-6

Front splitter and rear diffuser sections included

Upgrade your train set with this power pack

Athearn Genesis 2.0 G31657 HO Scale AC4400CW Southern Pacific SP 239 with DCC Sound Reading & Northern with many modifications updating theAthearn Genesis 2. 0 G31657 HO Scale AC4400CW Southern Pacific SP 239 with DCC Sound Introduced by GE in 1993 and built until 2004, when it was replaced by the Evolution Series Tier II compliant model, the AC4400CW is a staple of modern railroading. 2,834 examples were built with many still plying the rails in their as delivered configurations or as rebuilt variations. Many Class 1, regional, and foreign railroads purchased the AC4400CWs. Ownership