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Belt Tensioner Presentation


Belt driven outer ring mechanism is inherent in this design. Tensioner bearing is placed at slack side.(Idler bearing at tight side) There are various styles according to engine types.


  • To provide belt with tension·
  • To transfer driving force from crankshaft·
  • To prevent belt slippage·
  • To prevent noise caused by off-line belt·
  • To minimize space of belt layout