Athearn Genesis G1024 HO Scale 4-6-6-4 Challenger w/Coal Tender Union Pacific UP 3907 DC Roadname_Conrail - CR cab roof HVAC

cab roof HVAC

Small pumpkin for increased clearance and a more realistic

They are also designed to be sound-friendly

Six individually numbered cars

Athearn Genesis G1024 HO Scale 4-6-6-4 Challenger w/Coal Tender Union Pacific UP 3907 DC Roadname_Conrail - CR cab roof HVACAthearn Genesis G1024 HO Scale 4 6 6 4 Challenger w Coal Tender Union Pacific UP 3907 DC 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