Areyourshop REGULATOR RECTIFIER FITS SUZUKI GS250 GS400B GS400C GS425 GS450 GS550 MOTORCYCLE Direct replacement to your original unit Plug-and-play, direct fit, easy installation Higher grade of electronic components Improved heat sink and charging capabilities Quality exceeds the OEM equipment heavy duty regulator/rectifier replaces OEM part 100% Brand New Easy to install, No Installation Instruction Fits: SUZUKI MOTORCYCLE GS250 1980-1981 GS400B 1977-1978 GS400C 1977-1978 GS425 1979 GS450 1980-1982 GS550 1977-1982 GS750 1976-1980 GS750E 1980-1981 GS750L 1980-1981 GS750E KATAN 1980-1983 GSX750 KATAN 1980-1983 GS850G 1980-1981 GS850GL 1980-1983 GS850GN 1979 GS1000 1978-1979 GS1000S 1979-1980 GS1000G 1980-1981 GS1000E 1980 GS1000GL 1980-1981 GSX1100 1980-1983 GS1100S KATAN 1983 GSX1100 KATAN 1983 GSX1100E KATANA 1980-1981 GS1100E 1980-1981 GS1100-LT 1980 SUZUKI ATV LT230E QUADRUNNER 1987-1993