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  • Oil seals used at key locations in the series of mechanisms that transmit the output of the engine to the drive wheels (tires).

  • Unlike engine oil seals, drive train oil seals installed mainly in the lower locations of vehicles are required to prevent penetration of dust, dirt and water from the outside. In addition, they also require unique shapes for superior dust protection and materials more corresponded to high temperatures.
    • Drive Pinion

    • Diff Side

    • Mission Rear

    • Mission Input Shaft

    • Mission Oil Pump

    • Transfer Case

    • Drive Pinion

      Drive pinion oil seals are used at the connection of differential gear and propeller shaft and prevent leak of differential oil and also foreign substances from the outside.
      As the oil seals are often installed facing the vehicle travelling direction, there is concern about penetration of foreign substances. So oil seal with a special shape (UES-9 type) is used.
      Further, since they are used in the location of extremely high temperature. resistant material is applied

    • Diff Side

      Differential side oil seals which are installed on both sides of the differential and are mainly used at the connection with the drive shaft.
      Those oil seals prevent the transmission oil from leaking in the transmission case of front-wheel drive vehicles and differential oil from leaking in the differential of rear-wheel drive vehicles. ( The reverse is true of rear-engine vehicles.)
      Heat-resistant material is used.

    • Mission Rear

      Transmission rear oil seals are used at the connection between the rear end of the transmission and the propeller shaft in longitudinally mounted engine vehicles and prevent leaks of transmission oil and penetration of foreign substances from the outside.
      Heat-resistant materials are used for this oil seal.

    • Mission Input Shaft

      Transmission input oil seals are installed on the input shaft of manual transmission vehicles.
      They prevent leak of transmission oil and also prevent foreign substances from penetrating from the outside.
      Further, they also prevent penetration of clutch dust.
      Heat resistant rubber material is used for this oil seal.

    • Mission Oil Pump

      Transmission oil pump seals are used on the transmission input shaft of AT and CVT vehicles and prevent leaks of transmission oil and penetration of foreign substances from the outside.
      Heat-resistant material is used.

    • Transfer Case

      Transfer case oil seals are mainly used on input shaft, front output shaft and rear output shaft in the transfer case.
      A mechanism that distributes the driving force of a four-wheel drive vehicle to front wheels and rear wheels is called “ transfer ”.
      There are various mechanisms of transfer depending on the manufacturer and vehicle type.
      In our catalog they are described for convenience in the respective column of transfer.
      Heat-resistant materials are used.

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