The Trainz SKU for this item is P12398106

enhanced performance

programmable accessory motor speed or light intensity

The Trainz SKU for this item is P11997783

Accurail 4639 HO Scale Great Northern 40' USRA Double Boxcar Road #: 24837 ProductID_11986413 The Trainz SKU for thisThis is Accurail 4639 USRA 40' Wd Box GN. USRA 40' double sheathed wood boxcar kit, Great Northern #24837. A box car is a railroad car that is enclosed and generally used to carry general freight. The box car, while not the simplest freight car design, is probably the most versatile, since it can carry most loads. These cars were used for grain hauling in late life. Its key features are: Easy to build HO scale plastic car kit One piece body with