Yamaha - XJ 400 - 550 - 600 - 650 - 750 - 900
Yamaha - XS 400 - SR 400-500
Voltage Regulator ESR 320 for Yamaha XS 400/650 IF Special and XJ 650/750Seca/900 suitable for: Yamaha: XS 400 if Special (81-83) XS 650 IF (79-80) XJ 550 (81-82) XJ 650 (80-85) XJ 750 Seca (82-84) XJ 900 (83-84)