Compatibility GSX400E 1980 (T) (E02 E04 E22 E24)GSX400E 1981 (X) (E02 E04 E16 E22 E24 E26)GSX400S 1980 (T) UNITED KINGDOM FRANCE GERMANY (E02 E04 E22)GSX400S 1981 (X) UNITED KINGDOM FRANCE GERMANY (E02 E04 E22)GT380 1972 (J) USA (E03)GT380 1973 1974 1975 1976 1977 (K) (L) (M) (A) (B) USA (E03)GT550 1972 (J) USA (E03)GT550 1973 1974 1975 1976 1977 (K) (L) (M) (A) (B) USA (E03)