MTX OE Steel sprockets are strong and durable, heat-treated and hand-finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets are constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost-effective solution for replacing old worn and warped sprockets.

OEM replacement
Exceeds OEM specifications
Heat treated and hand finished
Constructed from C49 high carbon steel

Pitch: 420
Teeth: 10

NOTE: Actual sprocket design may be different from the image above.


Bike Fitment:

  • fits Yamaha YZ100 1976
  • fits Yamaha YZ100 1977
  • fits Yamaha YZ100 1978
  • fits Yamaha YZ100 1979
  • fits Yamaha YZ100 1980
  • fits Yamaha YZ100 1981
  • fits Yamaha YZ100 1982
  • fits Yamaha YZ100 1983
  • fits Yamaha YZ100 1984
SKU S2-10-40B-10_YA01
Brand MTX
Shipping Weight 0.2000kg

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