RFX Pro Front Sprocket (Black Zinc)Yamaha YZ250 99-20 YZF 400-450 98-20

£12.49

RFX Pro Front Sprocket (Black Zinc)Yamaha YZ250 99-20 YZF400-450 98-20 RFX Pro Series Black Zinc Front Sprockets are CNC machined to the tightest tolerances from high tensile steel and case hardened to 60 Rockwell to resist wear and ensure longevity. Pro Series sprockets also feature lightening holes were necessary and self-clearing mud grooves on both sides to resist dirt build up and help prolong sprocket and drive chain life. New for 2016 they come with a Black Zinc plated finish which helps combat mild corrosion (rust) caused by bike washing compared to bare plated sprockets and give that factory look. Features

  • CNC Machined
  • Case hardened to 60 Rockwell
  • Lightening holes
  • Self clearing mud grooves
  • Black Zinc finish

  • CNC Machined
  • Case hardened to 60 Rockwell
  • Lightening holes
  • Self clearing mud grooves
  • Black Zinc finish
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