Trainz Product Id: 11543049

the extra wheels on an SD locomotive gave it more tractive effort at low speeds and less engine weight on each axle

Trainz Product Id: 11494176

Model Number: 2029040

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Atlas 7012 O 2-Rail 40.5" Radius 1/3 Curve Track ProductID_11423970 Trainz Product Id: 11543049This is an Atlas 7012 O Scale 2 Rail 40. 5 Inch Radius Curved Track . It features Code 148 solid nickel silver rail. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Atlas Model Number: 7012 Road Name: Undecorated Scale Era: O Scale 2 Rail Model Type: Track The Trainz SKU for this item is P11459664. Trainz Product Id: 11459664