Athearn Genesis G1031 HO Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3823 DCC/Sound Sledge high strength bearings

high strength bearings

In just two hours

his tongue hanging out

Southern style 5-chime horns on both ends

2 - 11000 curved track sections

Athearn Genesis G1031 HO Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3823 DCC/Sound Sledge high strength bearingsAthearn Genesis G1031 HO Scale 4 6 6 4 Challenger w Oil Tender Union Pacific UP 3823 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