Vortex® 435S-42 - Steel Rear Sprocket

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Vehicle Fitment

KawasakiNinja 250R 1988-2012
Ninja 500 1994-1996
Ninja 500R 1998-2009
SuzukiGSX-R1000 2009-2014
GSX-R600 2011-2014
GSX-R750 2011-2014
YamahaR1 1998-2014
R6 2006-2014

Product Details

Steel Rear Sprocket (435S-42) by Vortex®. Pitch: 520. Tooth Quantity: 42. Finish: Black. Made from the highest quality steel and case-hardened. Precision-manufactured Front Sprockets are induction-hardened to very specific tolerances in order to improve concentricity providing a stronger, quieter and longer lasting sprocket. Vortex Front Sprockets are plated with a special zinc coating to resist corrosion with drilled lightening holes to reduce rotating mass.


Material: Steel
Side: Rear
Pitch: 520
Tooth Quantity: 42
Finish: Black


  • Cupped down to reduce weight
  • Carbon steel alloy per Vortex specification
  • Electro-plated satin black
  • Hardened teeth
  • Laser cut Vortex design
  • Designed to serve the motorsport market
  • Reliable and secure solution for your racing needs
  • Expertly engineered to win and last for years ahead

For nearly 20 years, U.S.-based Vortex® 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, Vortex focus on absolute quality. Each of Vortex race components is made to the tightest tolerances with the best quality materials in the industry. Vortex test on the track with direct feedback from top professional race teams worldwide.

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Vortex® 435S-42 - Steel Rear Sprocket

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