TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
Defect Description
THE CROSSHEAD KING PIN FORGINGS OF THE UPPER COUPLING ASSEMBLY CAN CRACK, CHIP, OR BREAK OFF. THIS CAN CAUSE COUPLER SEPARATION.
Consequence
COUPLER SEPARATION CAN RESULT IN THE PIGGY-BACK TRAILERSEPARATING FROM ITS TOWING VEHICLE AND/OR A RAIL CAR, RESULTING IN A POSSIBLEVEHICLE ACCIDENT.
Remedy
REPLACE DEFECTIVE KING PINS. OSHKOSH WILL WARRANT THE ENTIRE UPPER COUPLING ASSEMBLY FOR TEN YEARS AFTER INSPECTION AND REPAIRS.
201 vehicles affected
Manufacturer: OSHKOSH TRUCK CORPORATION