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Front Sprocket AFAM YZ125, YZ250F.
The AFAM Front Sprocket (520) for Yamaha YZ125 2005 to 2020 and YZ250F 2001 to 2020.
AFAM uses the best steel alloys to produce its front sprockets.
Minimum tolerances combined with its race-tested tooth profile to ensure the quality your powerful motorcycle demands.
YAMAHA ORIGINAL RATIO (Front Sprocket AFAM YZ125, YZ250F)
13-48 from 2001 to 2006
13-49 from 2007 to 2011
13-50 from 2012 to 2020