DescriptionAlco's 1,000-HP S4 switcher was the fourth entry in the company's highly successful 'S' series of diesels. Their sturdy construction and ease of maintenance made them popular with a wide variety of railroads. This DCC- and sound-equipped S4 diesel includes the Soundtraxx diesel sound package with prime mover-specific sound and prototypical short and long horns.
Bachmann HO standard line Alco S4 diesel locomotive, with sound, Western Maryland no. 146. Bachmann no. 63201.