{"product_id":"ath25542","title":"Union Pacific 4-6-6-4 Challenger UP #3933 Steam Locomotive (ATH25542)","description":"\u003cdiv class=\"product_description\"\u003e\n\t\u003cp\u003eUnion Pacific Challenger 4-6-6-4 steam locomotive UP 3933 is a highly detailed, ready-to-run model that faithfully captures the Union Pacific’s iconic Challenger. This coal-burning variant features a dual smokestack and tender bunker coal extensions to reproduce its wartime-era appearance from the 1940s through the 1950s, making it a striking centerpiece for any layout.\u003c\/p\u003e\n\t\u003cp\u003eDesigned for authentic operation, the model offers DCC-ready Quick Plug compatibility, a full cab interior with printed gauges, see-through running boards and cab windows, and McHenry scale knuckle couplers. A heavy die-cast frame and five-pole motor with a flywheel deliver solid traction and smooth performance, while LED lighting adds to the realism. Sound-equipped versions include a tender-mounted DCC decoder with SoundTraxx Tsunami2 sound, DC and DCC operation, and CV-based tuning for nuanced control. Pivoting front and rear engines help negotiate curves, and the model arrives fully assembled and ready to run.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Athearn (ATH)","offers":[{"title":"Default Title","offer_id":47906397782068,"sku":"ATH25542","price":399.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/6653\/8292\/files\/ATH25542.jpg?v=1781650648","url":"https:\/\/nankinhobby.com\/products\/ath25542","provider":"Nankin Hobby","version":"1.0","type":"link"}