Athearn Genesis G1012 HO Scale 4-6-6-4 Challenger w/Coal Tender Union Pacific UP 3907 DCC/Sound Body - 10.5 WB Corner Posts: A special limited

Corner Posts: A special limited run of the Grand Trunk Western cars without the corner posts will be available

(4) Rock Crawler Wheels & Tires

Powerhobby 3S 11

The Pennsy sold a handful of the locomotives to other lines in the 1940s

Working Pyle-National "ash can" signal lights on front & rear

Athearn Genesis G1012 HO Scale 4-6-6-4 Challenger w/Coal Tender Union Pacific UP 3907 DCC/Sound Body - 10.5 WB Corner Posts: A special limitedAthearn Genesis G1012 HO Scale 4 6 6 4 Challenger w Coal Tender Union Pacific UP 3907 DCC Sound ALCO constructed the first 4 6 6 4 locomotives in the world, numbered 3900 to 3914, for the Union Pacific Railroad in 1936. These huge engines were named the Challenger Simple Articulated, or CSA 1, class. The railroad received 25 near copies, classified as CSA 2, the following year. Unlike compound Mallet engines that crawled along with drag freights, the