The Athearn ATHG8522 SD60M locomotive in HO scale represents the Union Pacific's Yellow Sill/Flag #2442, equipped with DCC and Sound Tsunami2. UP features include a large EMD plow, front ditch lights, and nose headlights. This run includes both early and current versions, suitable for different eras. The locomotive has detailed features like coupler cut levers, MU hoses, and a full cab interior. It also has fine-scale Celcon handrails, a detailed fuel tank, and McHenry® scale knuckle couplers compatible with Kadee®. With DCC-ready Quick Plug™ technology and a 21-pin NEM connector, it offers smooth and quiet operation. The sound-equipped models have an onboard DCC decoder with SoundTraxx Tsunami2 sound, working in both DC and DCC. The SD60M prototype was first unveiled in 1984 with a 3,800 horsepower engine, and the SD60M version came later. Specifications include DCC, Tsunami2 sound, EMD as the prototype manufacturer, 6 axles, LED lighting, a minimum age recommendation of 14 years, and no assembly required.

Using this Athearn ATHG8522 SD60M locomotive is easy. Just place it on your HO scale track and power it up. If you're using DCC, you can control its speed and functions with a compatible DCC system. For sound, enjoy the realistic engine, horn, and bell sounds. When it comes to storage, keep it in the provided secure packaging to prevent damage. To maintain it, clean the wheels regularly with a soft cloth to ensure smooth operation. Avoid exposing it to extreme temperatures or humidity. If you need to replace any parts, replacement parts are available. And always follow the age recommendation of 14 years or older for safe use.