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Pro X Piston Assembly - 48.45mm Bore - 01.4121.A

  • Part #:
    131179S
  • Manufacturer Part #:
    01.4121.A

MSRP Price: $77.95

Our Price: $70.15

You Save:
$7.80 (10%)
Bore Size - 48.45 mm
1 on Hand

Overview of Pro X Piston Assembly - 48.45mm Bore - 01.4121.A

  • 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 48.45mm piston
    One set rings
    Two circlips
    One wrist pin

Specs for Pro X Piston Assembly - 48.45mm Bore - 01.4121.A

Bore Size 48.45 mm
Type Piston Assembly
Type Piston w/Ring Set
Units Each
Weight 0.43 lbs

Cross reference number(s):

PX4281A

Specs for Pro X Piston Assembly - 48.45mm Bore - 01.4121.A

Bore Size 48.45 mm
Type Piston Assembly
Type Piston w/Ring Set
Units Each
Weight 0.43 lbs

Fitment for Pro X Piston Assembly - 48.45mm Bore - 01.4121.A

See if this part fits your ride

Part 131179S fits the following machines

Kawasaki
  • 2013 Kawasaki KX85
  • 2012 Kawasaki KX85
  • 2011 Kawasaki KX85
  • 2010 Kawasaki KX85
  • 2009 Kawasaki KX85
  • 2008 Kawasaki KX85
  • 2007 Kawasaki KX85
  • 2006 Kawasaki KX85
  • 2005 Kawasaki KX85
  • 2004 Kawasaki KX85
  • 2003 Kawasaki KX85
  • 2002 Kawasaki KX85
  • 2001 Kawasaki KX85
  • 2009 Kawasaki KX85 Monster Energy
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Instructions and Manuals for Pro X Piston Assembly - 48.45mm Bore - 01.4121.A

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