JT Steel Sprockets are the OEM quality choice, manufactured using only the finest grade of C49 high carbon steel for the rear sprockets, and SCM420 chromoly steel alloy for the front sprockets.
Fits:

Honda CR80R 1982, Honda CR80R 1983, Honda CR80R 1984, Honda CRF70F 2004, Honda CRF70F 2005, Honda CRF70F 2006, Honda CRF70F 2007, Honda CRF70F 2008, Honda CRF70F 2009, Honda CRF70F 2010, Honda CRF70F 2011, Honda CRF70F 2012, Honda CRF80F 2004, Honda CRF80F 2005, Honda CRF80F 2006, Honda CRF80F 2007, Honda CRF80F 2008, Honda CRF80F 2009, Honda CRF80F 2010, Honda CRF80F 2011, Honda CRF80F 2012, Honda CRF80F 2013, Honda CRF80F 2014, Honda XR70R 1997, Honda XR70R 1998, Honda XR70R 1999, Honda XR70R 2000, Honda XR70R 2001, Honda XR70R 2002, Honda XR70R 2003, Honda XR80R 1985, Honda XR80R 1986, Honda XR80R 1987, Honda XR80R 1988, Honda XR80R 1989, Honda XR80R 1990, Honda XR80R 1991, Honda XR80R 1992, Honda XR80R 1993, Honda XR80R 2001, Honda XR80R 2002, Honda XR80R 2003