Belts, Tensioners & Pulleys

Belts, Tensioners & Pulleys for Power Stroke, Cummins, Duramax and more — serpentine belts, tensioners and idler pulleys. Organized by part type; confirm fitment for your engine. Fast shipping, free over $70.
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The highest price is $88.99
  • LLY Duramax Belt Tensioner 2004.5-2005 OEM

    LLY Duramax Belt Tensioner 2004.5-2005

    LLY Duramax Belt Tensioner 2004.5-2005
    $29.99
  • LBZ Duramax Belt Tensioner 2006-2007 OEM

    LBZ Duramax Belt Tensioner 2006-2007

    LBZ Duramax Belt Tensioner 2006-2007
    $53.99
  • 6.4L Power Stroke Belt Tensioner 2008-2010 OEM

    6.4L Power Stroke Belt Tensioner 2008-2010 OEM 7C3Z6B209B

    6.4L Power Stroke Belt Tensioner 2008-2010 OEM 7C3Z6B209B
    $64.99
  • 6.7L Power Stroke Belt Tensioner 2011-2016 OEM

    6.7L Power Stroke Belt Tensioner 2011-2016

    6.7L Power Stroke Belt Tensioner 2011-2016
    $80.99
  • 7.3L Power Stroke Belt Tensioner 1999-2003 OEM

    7.3L Power Stroke Belt Tensioner 1999-2003

    7.3L Power Stroke Belt Tensioner 1999-2003
    $61.99
  • LMM Duramax Belt Tensioner 2007.5-2010 OEM

    LMM Duramax Belt Tensioner 2007.5-2010

    LMM Duramax Belt Tensioner 2007.5-2010
    $88.99
  • 5.9L Cummins Common Rail Belt Tensioner 2003-2007 OEM

    5.9L Cummins Common Rail Belt Tensioner 2003-2007 OEM 38285 - Cummins

    5.9L Cummins Common Rail Belt Tensioner 2003-2007 OEM 38285 - Cummins
    $55.99
  • 6.7L Cummins Belt Tensioner 2007-2018 OEM

    6.7L Cummins Belt Tensioner 2007-2018 OEM 5086958AA - Cummins

    6.7L Cummins Belt Tensioner 2007-2018 OEM 5086958AA - Cummins
    $69.99
  • 6.7L Cummins Belt Tensioner 2011-2022 OEM

    6.7L Cummins Belt Tensioner 2011-2022 OEM 38285 - Cummins

    6.7L Cummins Belt Tensioner 2011-2022 OEM 38285 - Cummins
    $41.99
  • 5.9L Cummins 12V Belt Tensioner 1989-1998 OEM

    5.9L Cummins 12V Belt Tensioner 1989-1998 OEM 3976834 - Cummins

    5.9L Cummins 12V Belt Tensioner 1989-1998 OEM 3976834 - Cummins
    $57.99
  • 5.9L Cummins 24V Belt Tensioner 1998-2002 OEM

    5.9L Cummins 24V Belt Tensioner 1998-2002 - Cummins

    5.9L Cummins 24V Belt Tensioner 1998-2002 - Cummins
    $57.99