The Trainz SKU for this item is P12274336

Here is an MTH 30-75285 Pittsburg & Shawmut 4-Bay Hopper Car

and plastic wheels and axles

Trainz Product Id: 12168814

MTH 30-75613 O Indianapolis Power and Light 4-Bay Hopper Car #12018 ProductID_11588367 The Trainz SKU for thisThis is an MTH 30 75613 O Indianapolis Power and Light 4 Bay Hopper Car #12018. Features: Intricately Detailed, Durable ABS Body. Colorful, Attractive Paint Scheme. Metal Wheels and Axles. Diecast 4 Wheel Trucks. Fast Angle Wheel Sets. Needle Point Axles. (2) Operating Diecast Metal Couplers. Detailed Brake Wheel. Near Scale Proportions. Unit Measures: 11 3 4 x 2 1 2 x 2 3 4. Operates On O 27 Curves. Condition: Factory New (C 9) Operational Status: