Rear Sprocket For OZ Racing And Marchesini Wheels

• Product Details

  For more than 15 years, U.S.-based Vortex Racing continues to manufacture, market and sell top-quality motorcycle racing components for Motocross, Supercross, Road Racing, Flat Track Racing and Minibikes. Owned and operated by motorcycle racers and enthusiasts, they focus on absolute quality. Each of their race components is made to the tightest tolerances with the best quality materials in the industry. Vortex tests on the track with direct feedback from top professional race teams worldwide. Vortex parts have been put to the test by some of the world's most respected champions and teams.

  • 100% CNC manufactured in the U.S.A.
  • Materials:
  • Standard: 7075 T6 billet aluminum, lightweight for less rotating mass.
  • Cat 5: Lightweight CAT5 aluminum racing sprocket.
  • F5: Lightweight F5 aluminum racing sprocket.
  • Stunt: Lightweight standard aluminum racing sprocket.
  • Specially formulated alloy per Vortex specifications.
  • Improved acceleration, deceleration and directional changes.
  • Unique tooth design increases sprocket longevity.
  • Vortex patented sprocket design is unlike any other sprocket.
  • Depending on the version, sprocket is available in several colors or PTFE black hardcoat, which bonds to the aluminum to create a more durable surface with less friction.
  • Note: For use with OZ Racing and Marchesini wheels.

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• Fitment

• # Part Numbers

  Product Variant	Manufacturer Part #
  F5 Black / 520 / 41T	840AK-41
  Stunt Silver / 520 / 55T	840A-55
  Stunt Silver / 520 / 56T	840A-56
  Stunt Silver / 520 / 57T	840A-57
  Stunt Silver / 520 / 58T	840A-58
  Stunt Silver / 520 / 59T	840A-59
  Stunt Silver / 520 / 60T	840A-60
  Stunt Silver / 520 / 61T	840A-61
  Stunt Silver / 520 / 62T	840A-62
  Stunt Silver / 520 / 63T	840A-63
  Stunt Silver / 520 / 64T	840A-64
  Stunt Silver / 520 / 65T	840A-65
  Stunt Silver / 520 / 66T	CL77-840A-66

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