The Trainz SKU for this item is P12269028

we have added a totally new and even quieter internal gearing structure

Model Number: 20003775

Here is a set of 3

Accurail 8074 HO Union Pacific/CMO ACF Hopper 3 Car Set ProductID_11487645 The Trainz SKU for thisThis is an Accurail HO 8074 Union Pacific CMO ACF Hopper 3 Car Set #21134, 21157, 21186 (gray, Building America Logo). Features: Model Features: These easy to build HO Scale plastic car kits feature a one piece body with details molded in place. Decorated models feature authentic paint and lettering schemes with end reporting marks. In addition, the trucks feature nonmagnetic axles, and the coupler pockets accepts Kadee(R) No. 5 couplers. Also