Athearn Genesis G1027 HO Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3939 DC Roadname_C&EI first time offering in N

first time offering in N scale

Admire the different shapes

In addition to new cars

and Rustler feature an all-new design which incorporates our latest proprietary composite material

Athearn Genesis G1027 HO Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3939 DC Roadname_C&EI first time offering in NAthearn Genesis G1027 HO Scale 4 6 6 4 Challenger w Oil Tender Union Pacific UP 3939 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