Part Number 7989. Our Heavy and Light models follow the original USRA designs closely. Our models are available in our Paragon4 Sound/DC/DCC Series, or in our Stealth Series as No-Sound / DCC-Ready models.
Part Number 7989. Our Heavy and Light models follow the original USRA designs closely. Our models are available in our Paragon4 Sound/DC/DCC Series, or in our Stealth Series as No-Sound / DCC-Ready models.
While primarily used for freight service across the UP system, a few were also assigned to passenger trains like the Portland Rose. The design and operational experience of the Challengers played a crucial role in shaping the renowned Big Boy locomotive type, which in turn influenced the design of the last three orders of Challengers.
Integral Dual-Mode Decoder with Back EMF for Superb Slow Speed Operation in DC and DCC. Adjustable bell ringing interval for faster or slower bell. Alternate Whistle / Horn where applicable for locomotive with air horn and steam whistle – both the main whistle and alternate can be easily played.
N SCALE, PARAGON4 DC/DCC, SOUND, DIE CAST WITH SMOKE . Prototypically Accurate Sounds for the Union Pacific Challenger. Will Operate on Code 55, Code 70, and Code 80 Rail. STEADY STREAM of SMOKE.
Two unlettered and black painted models—one with wind wings, and one without. Die Cast Locomotive Body with Die Cast Chassis for Heavier Weight and Maximum Tractive Effort. One model featuring Rio Grande lettering and paint.
Cab/Car Number: 3975. Wireless Drawbar. BEAUTIFUL BLACK 4-6-6-4 CHALLENGER w/ COAL TENDER. Union Pacific O Scale Premier 4-6-6-4 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-rail Wheels). Real Tender Coal Load.
Integral Dual-Mode Decoder with Back EMF for Superb Slow Speed Operation in DC and DCC. Adjustable bell ringing interval for faster or slower bell. Alternate Whistle / Horn where applicable for locomotive with air horn and steam whistle – both the main whistle and alternate can be easily played.