Home >  Blossary: Ford Vehicles  >  Term: fifth wheel
fifth wheel

  • Device used to couple a trailer with a truck
  • In most F-Series pickup models, the fifth wheel is an upper mounting on the pickup box floor
  • The upper fifth wheel engages a trailer and consists of a plate and a rigidly mounted kingpin
  • A lower fifth wheel mounts on a tractor frame and consists of a base, rocking plate and locking mechanism that engages the kingpin on the trailer.
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Ford Vehicles

Category: Autos

Total terms: 256

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