here's what changed for gl1800, nevertheless, all ball shows a suitable conversion bearing
http://www.gl1800.org.uk/technical/gl18 ... honda-for/
tried 84 gl1200 here and a looong list comes up including
http://www.allballsracing.com/index.php/forkconversion
Honda GL1000 Gold Wing 1975 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1000 Gold Wing 1976 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1000 Gold Wing 1977 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1000 Gold Wing 1978 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1000 Gold Wing 1979 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1000L 1976 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100 1980 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100 1981 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100 1982 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100 1983 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100A 1982 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100A 1983 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100I 1980 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100I 1981 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100I 1982 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1100I 1983 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1200 Gold Wing 1984 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1200 Gold Wing 1985 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1200 Gold Wing 1986 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1200 Gold Wing 1987 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1200L/SEL Gold Wing 1985 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1200L/SEL Gold Wing 1986 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500 1988 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500 1989 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500 1990 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1991 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1992 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1993 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1994 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1995 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1996 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1997 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500A 1998 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500C 1997 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500C 1998 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500C 1999 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500C 2000 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CD 2001 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CD 2002 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CD 2003 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CF 1999 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CF 2000 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CF 2001 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CT 1997 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CT 1998 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CT 1999 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500CT 2000 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500I 1991 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500I 1992 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500I 1993 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500I 1994 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500I 1995 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500I 1996 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500S 1990 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500S 1991 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1990 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1991 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1992 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1993 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1994 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1995 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1996 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1997 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1998 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 1999 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1500SE 2000 26 47 15 99-3520-5 30 55 17 99-3519-5
Honda GL1800 Gold Wing 2001 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2002 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2003 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2004 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2005 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2006 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2007 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2008 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2009 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2010 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2011 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2012 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2013 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2014 26 47 15 99-3520-5 35 55 14 99-3523-5
Honda GL1800 Gold Wing 2015 26 47 15 99-3520-5 35 55 14 99-3523-5