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18T Front Sprocket 420

Vital Information
Part No WHS-3019
Stock Level 2 Left

18T Front countershaft sprocket

This 18t sprocket is the largest size and may not fit some bikes
Will REQUIRE to grind some metal for chain clearance

Fits most China 50cc-150cc engines


  • Pitster Pro
  • Thumpstar
  • SDG


  • ´╗┐´╗┐´╗┐76.5mm across

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Since 2004, every purchase from TBolt USA includes access to technical support from our staff of experts and our online Pit Bike Technical Info Database!

We have all necessary support parts on hand.

Most orders ship same, or next business day, unless otherwise noted above.