Trailer hitches: fifth wheel assembly (Oshkosh)
Vehicle recall 93V-064. NHTSA received OSHKOSH TRUCK CORPORATION’s report on Apr 20, 1993.
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The short answer
NHTSA received OSHKOSH TRUCK CORPORATION’s report on Apr 20, 1993. Copied from NHTSA on Oct 20, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
COUPLER SEPARATION CAN RESULT IN THE PIGGY-BACK TRAILERSEPARATING FROM ITS TOWING VEHICLE AND/OR A RAIL CAR, RESULTING IN A POSSIBLEVEHICLE ACCIDENT.
THE CROSSHEAD KING PIN FORGINGS OF THE UPPER COUPLING ASSEMBLY CAN CRACK, CHIP, OR BREAK OFF.
THIS CAN CAUSE COUPLER SEPARATION.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- NHTSA’s part: Trailer hitches: fifth wheel assembly.
What should you do?
REPLACE DEFECTIVE KING PINS. OSHKOSH WILL WARRANT THE ENTIRE UPPER COUPLING ASSEMBLY FOR TEN YEARS AFTER INSPECTION AND REPAIRS.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- How to reach the firm: SYSTEM: FIFTH WHEEL COUPLING ASSEMBLY.VEHICLE DESCRIPTION: PIGGY-BACK SEMI-TRAILERS.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 201 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- Oshkosh Piggy-Back Trailerand 1992, before the model years listed here
Who is recalling it?
- Made by OSHKOSH TRUCK CORPORATION.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- This recall names only model years before 2015, which have no pages here. Your VIN, at NHTSA, says which recalls are open on a vehicle.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file before 2010 (FLAT_RCL_PRE_2010).
Released Oct 20, 2026 and checked Oct 20, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 20, 2026.