Manufactured by gaskets use performance materials to increase durability and provide greater reliability Includes all gaskets pictured to rebuild top end transmission Compatible with Honda models below: 1979 XL100S 1980 XL100S 1981 XL100S 1981 XR100 1982 XL100S 1982 XR100 1983 XL100S 1983 XR100 1984 XL100S 1984 XR100 1985 XR100R 1986 XR100R 1987 XR100R 1988 XR100R 1989 XR100R 1990 XR100R 1991 XR100R 1992 XR100R 1993 XR100R 1994 XR100R 1995 XR100R 1996 XR100R 1997 XR100R 1998 XR100R 1999 XR100R 2000 XR100R