Athearn Genesis G999 HO Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3820 DCC/Sound FMS 6x6 Traxxas 8818 Left and Right

Traxxas 8818 Left and Right Exhaust Pipes for TRX-4 Mercedes G 500 (8811 Body)

Athearn HO 90551 60' Bulkhead Flatcar SOO Line 5087

Construction with durable EPO material makes it possible to replicate complex detail in a lightweight form

Road numbers 111225

Roundhouse 90187 HO Scale Bay Window Caboose Erie C310

Athearn Genesis G999 HO Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3820 DCC/Sound FMS 6x6 Traxxas 8818 Left and RightAthearn Genesis G999 HO Scale 4 6 6 4 Challenger w Oil Tender Union Pacific UP 3820 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