Price: Direct-current model with 21-pin NEM connector, $229.99; with dual-mode SoundTraxx Tsunami sound decoder, $329.99. Add $10 for Primed for Grime models. Era: 1980s to present (varies based on ...

The Athearn Genesis HO GP40-2L diesel locomotive, based on a prototype built by General Motors Diesel Division, recently arrived at our offices. Join Model Railroader Senior Editor Cody Grivno as he ...