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• York M6 Primary Chain Auto Adjuster Kit for Harley-Davidson Twin Cam
• Kit includes mounting bracket and nylon shoe, inner guide, outer guide, inner and outer spring, shim and adjuster pad
• The spring-loaded is self-adjusting and does not remain fixed, avoiding excessive tension on the primary chain
• Fits:
  • 2006-2017 Dyna
  • 2007-2017 Softail
  • 2007-2016 Touring
• Replaces OEM:
  • 39929-06C
  • 40063-05B