ON CERTAIN VEHICLES, THERE IS A DEFECT IN THE INTERAXLE DRIVELINE YOKES. THE BOLT HOLES LOCATED ON THE EARWORK OF THE MALE SHAFT YOKES WERE MANUFACTURED WITH AN OVERSIZED MINOR THREAD DIAMETER.
ON CERTAIN TRUCK TRACTORS EQUIPPED WITH JOST INTERNATIONAL JSK 37U SERIES FIFTH WHEELS, A FATIGUE CRACK CAN DEVELOP IN THE BRACKET PIN WELD UNDER CERTAIN LOADING CONDITIONS.