It also has Telex couplers front and rear that can be controlled separately in digital operation

This is a Scale Structures 7114 HO Tractor/Trailer Open Cab Miniature Rapid Kit

Trainz Product Id: 11626015

This is a Circuitron 5601 HO Automatic Slow Down Circuit

Williams 21309 New Haven GP38 Dummy Diesel Locomotive ProductID_11490393 It also has Telex couplersThis is a Williams 21309 New Haven GP38 Dummy Diesel Locomotive. It navigates 027 curves. The length is 14 and the height is 4. It has powered metal wheels durable ABS plastic shell, diecast trucks, pilots, and fuel tank, diecast operating couplers,dual headlights,sturdy stamped metal handrails. The cab numbers vary from the powered unit. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Williams Model