Athearn 25744 N Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3976 DCC & Sound FiftyNine Four Pack consists of Baggage/Combine

Four Pack consists of Baggage/Combine

Selectable fuel loading makes models sound as they should

plus the ability to fasten load restraints almost anywhere in the car

Interior bracing

Athearn 25744 N Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3976 DCC & Sound FiftyNine Four Pack consists of Baggage/CombineAthearn 25744 N Scale 4 6 6 4 Challenger w Oil Tender Union Pacific UP 3976 DCC & Sound The name "Challenger" was given to steam locomotives with a 4 6 6 4 wheel arrangement. This means that they have four wheels in the leading pilot truck, which helps guide the locomotive into curves, two sets of six driving wheels, and finally four trailing wheels, which support the rear of the engine and its massive firebox. Each set of six driving wheels is driven