Service brakes, hydraulic: foundation components: drum (Oshkosh)
Vehicle recall 91V-187. NHTSA received OSHKOSH TRUCK CORPORATION’s report on Oct 27, 1991.
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The short answer
NHTSA received OSHKOSH TRUCK CORPORATION’s report on Oct 27, 1991. Copied from NHTSA on Oct 26, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
CRACKS IN THE TIE ROD CAN RESULT IN SEPARATION OF THETIE ROD AND LOSS OF VEHICLE CONTROL WITHOUT PRIOR WARNING.
THESE VEHICLES HAVE FRONT AXLES WITH BRAKE CAM OPERATION OPPOSITE TO THE ROTATION OF THE BRAKE DRUM (CAM OPPOSITE), AND THERE IS A TENDENCY FOR BRAKES TO CHATTER UNDER LOW AIR PRESSURE, RESULTING IN VIBRATIONS.
THE VIBRATIONS INDUCE STRESSES IN THE TIE ROD END BEYOND ITS ENDURANCE LIMIT, AND RESULT IN CRACKS IN THE THREADED PORTION OF THE STUD WHERE THE TUBE ENDS.
NHTSA, Recalls flat file before 2010. Released Oct 26, 2026. Updated daily.
- NHTSA’s part: Service brakes, hydraulic: foundation components: drum.
What should you do?
REPLACE THE CAM OPPOSITE BRAKE ACTUATION WITH CAM SAME BRAKE OPERATION, BY INTERCHANGING THE LEFT AND RIGHT CAM ASSEMBLIES TO AVOID BRAKE CHATTERING; AND REPLACE TIE RODS.
NHTSA, Recalls flat file before 2010. Released Oct 26, 2026. Updated daily.
- How to reach the firm: SYSTEM: BRAKES AND FRONT SUSPENSION.VEHICLE DESCRIPTION: HEAVY TRUCKS WITH 18000 LBS. DRIVING FRONT AXLES.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 130 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 26, 2026. Updated daily.
- Oshkosh Fand 1985, 1986, 1987, 1988, 1989, 1990 and 1991, before the model years listed here
- Oshkosh Pand 1985, 1986, 1987, 1988, 1989, 1990 and 1991, before the model years listed here
Who is recalling it?
- Made by OSHKOSH TRUCK CORPORATION.
NHTSA, Recalls flat file before 2010. Released Oct 26, 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 26, 2026 and checked Oct 26, 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 26, 2026.