Rear Wheel Sprocket Bolts and Free Sticker Fits Yamaha Yz80 Yz85 Yz125 Yz250 Yz465 Yz490 Yz250f Yz450 Yz400 Yz426 Wr250 Wr450 Ttr125 Ttr230 Ttr90 Ttr110 Pw80 Rt100 Rt180 1981-2014 Fits Yamaha Yz80 Yz85 Yz125 Yz250 Yz465 Yz490 Yz250f Yz450 Yz400 Yz426 Wr250 Wr450 Ttr125 Ttr230 Ttr90 Ttr110 Pw80 Rt100 Rt180 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 Replace your worn sprocket bolts with new Bolt Sprocket Bolts.