ground steel shafts have a super tough titanium nitride coating with a micro-polished finish that reduces stiction for smoother performance and resists scratching for much longer shaft life

The Trainz SKU for this item is P12146362

more flexible installation Silent Running torque compensated motor drive Motor rating 1

Here is a MTH 30-90021 O Gauge Smith Brothers Auto Dealership

Trainz Product Id: 11442956

Atlas 10000159 HO CSX GP38 Diesel Locomotive w/Decoder #2091 DwDetails-23.10-4.48-24.00-18.00-12.00-1 ground steel shafts have aThis locomotive features a snow plow, separately applied scale detail parts to include windshield wipers, metal grab irons, coupler cut bars, multiple unit hoses, train line hoses, fine scale handrails, and drop steps, directional lighting, golden LEDs, and a five pole skewed armature motor with dual flywheels for optimum performance at all speeds. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Atlas