Yamaha Stock Sizes

 Yamaha YZ125 Stock Sizes:

  • 1999-2001- 13t Front Sprocket, 48t Rear Sprocket, 114 Link Chain

  • 2002-2004- 13t Front Sprocket, 49t Rear Sprocket, 114 Link Chain

Yamaha YZ125 Stock Sizes:

  • 2005-2019- 13t Front Sprocket, 48t Rear Sprocket, 114 Link Chain

Yamaha WR250F Stock Sizes:

  • 2001-2006- 13t Front Sprocket, 52t Rear Sprocket, 112 Link Chain

  • 2007-2010- 13t Front Sprocket, 50t Rear Sprocket, 108 Link Chain

Yamaha YZ250 (2-Stroke) Stock Sizes:

  • 1999-2019- 14t Front Sprocket, 50t Rear Sprocket, 114 Link Chain

Yamaha YZ450 Stock Sizes:

  • 2006-2009, 2014, 2019- 13t Front Sprocket, 49t Rear Sprocket, 114 Link Chain

Yamaha YZ450 Stock Sizes:

  • 2010-2013, 2015-2018- 13t Front Sprocket, 48t Rear Sprocket, 114 Link Chain