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: 520
Teeth: 53

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


Bike Fitment:

  • fits Yamaha YZ125 2003
  • fits Yamaha YZ125 2004
  • fits Yamaha YZ125 2005
  • fits Yamaha YZ125 2006
  • fits Yamaha YZ125 2007
  • fits Yamaha YZ125 2008
  • fits Yamaha YZ125 2009
  • fits Yamaha YZ125 2010
  • fits Yamaha YZ125 2011
  • fits Yamaha YZ125 2012
  • fits Yamaha YZ125 2013
  • fits Yamaha YZ125 2014
  • fits Yamaha YZ125 2015
  • fits Yamaha YZ125 2016
  • fits Yamaha YZ125 2017
  • fits Yamaha YZ125 2018
  • fits Yamaha YZ125 2019
  • fits Yamaha YZ125 2020
  • fits Yamaha YZ125 2021
  • fits Yamaha YZ125 2022
  • fits Yamaha YZ125 2023
SKU S2-SPR27053_YA19
Brand MTX
Shipping Weight 1.2000kg

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