The Trainz SKU for this item is P11997181

C4 A1A center idler axle

The Big Bertha gives you a slow

Model Number: 7630

Trainz Product Id: 12171489

MTH 20-3278-1 O Gauge Great Northern 4-6-6-4 Z-6 Challenger Steam w/PS2 #4001 DwDetails-0.41-0.25-9.15-6.15-5.15-2 The Trainz SKU for thisHere is a MTH 20 3278 1 Great Northern 4 6 6 4 Z 6 Challenger Steam Engine w Proto Sound 2. 0 (Hi Rail Wheels). FFeatures Diecast Boiler and Tender Body 1: 48 Scale Proportions Diecast Metal Chassis Authentic Paint Scheme Metal Wheels and Axles Constant Voltage Headlight Diecast Truck Sides Precision Pittmanr Flywheel Equipped Motor Locomotive Speed Control Proto Scale 3 2 3 Rail 2 Rail Conversion Capable Remote Controlled Proto Couplerr Engineer and