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Pro X Piston Assembly - 94.97mm Bore - 012435C

  • Part #: 131304SC
  • Manufacturer Part #: 012435C
This item is no longer available

Overview of Pro X Piston Assembly - 94.97mm Bore - 012435C

  • The smart alternative to costly engine repairs
  • Cast from a high-silicone content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances
  • Available in standard and oversizes
  • Pro X rings are exact OEM replacements and can be interchange with stock part
  • B, C, D and E extend the life of expensive plated cylinders


  • Included Items:
    One 94.97mm piston
    One set rings
    Two circlips
    One wrist pin


NOTE: This is a fractional oversize piston of .0008 in. (eight-ten-thousandths inch) intended for slightly worn cylinders - Please be sure this is what you need before ordering

Specs for Pro X Piston Assembly - 94.97mm Bore - 012435C

Bore Size 94.97 mm
Type Piston Assembly
Units Each
Weight 0.90 lbs

Specs for Pro X Piston Assembly - 94.97mm Bore - 012435C

Bore Size 94.97 mm
Type Piston Assembly
Units Each
Weight 0.90 lbs

Fitment for Pro X Piston Assembly - 94.97mm Bore - 012435C

See if this part fits your ride

Part 131304SC fits the following machines

Yamaha
  • 2012 Yamaha YFZ450
  • 2009 Yamaha YFZ450
  • 2008 Yamaha YFZ450
  • 2007 Yamaha YFZ450
  • 2006 Yamaha YFZ450
  • 2005 Yamaha YFZ450
  • 2004 Yamaha YFZ450
  • 2007 Yamaha YFZ450BB Bill Ballance Edition
  • 2006 Yamaha YFZ450BB Bill Ballance Edition
  • 2004 Yamaha YFZ450LE Limited Edition
  • 2013 Yamaha YFZ450R
  • 2012 Yamaha YFZ450R
  • 2011 Yamaha YFZ450R
  • 2010 Yamaha YFZ450R
  • 2009 Yamaha YFZ450R
  • 2013 Yamaha YFZ450RSE Special Edition
  • 2012 Yamaha YFZ450RSE Special Edition
  • 2011 Yamaha YFZ450RSE Special Edition
  • 2010 Yamaha YFZ450RSE Special Edition
  • 2009 Yamaha YFZ450RSE Special Edition
  • 2007 Yamaha YFZ450SE Special Edition
  • 2005 Yamaha YFZ450SE Special Edition
  • 2007 Yamaha YFZ450SE2 Special Edition 2
  • 2006 Yamaha YFZ450SP 50th Anniversary Edition
  • 2008 Yamaha YFZ450SP Special Edition
  • 2008 Yamaha YFZ450SP2 Special Edition 2
  • 2011 Yamaha YFZ450X
  • 2010 Yamaha YFZ450X
  • 2011 Yamaha YFZ450X SE
  • 2010 Yamaha YFZ450XBB Bill Balance Edition
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Instructions and Manuals for Pro X Piston Assembly - 94.97mm Bore - 012435C