Related Clues:
- Rail yard sight
- Freight carrier
- Train unit
- Part of a freight train
- Freight train unit
- Train component
- Hobo's ride, perhaps
- Railyard sight
- It's in for the long haul
- Part of some trains
- Freight-train part
- Train part where sorting was once done
- Six, at a 37-/40-Across
- Get into the ring with the vehicle on the rail
- Spooner's lifts, rail transport for hobos?