The cars have special design low-mounted trucks

The Trainz SKU for this item is P12313282

This is a Lionel 6-85390 O White FasTrack O36 Curve Pack (4)

The Trainz SKU for this item is P11622176

MTH 80-3262-1 HO Duluth Missabe & Iron Range 2-8-8-4 M3 Yellowstone Steam #232 ProductID_11522877 The cars have special designThis is a MTH 8032621 HO Scale Duluth Missabe & Iron Range 2 8 8 4 M3 Yellowstone Steam Engine with Proto Sound 3. 0 (Elesco) #232. Product Features: Diecast Boiler and Tender Body , Diecast Metal Chassis , Authentic Paint Scheme , Engineer and Fireman Figures , Metal Handrails and Decorative Bell , RP25 Metal Wheels , Metal Wheels and Axles , Sprung Drivers , (2) #158 Scale Kadee Whisker Couplers , Operating Kadee Compatible Remote Controlled Proto