ESR263 is a high quality regulator/rectifier that replaces the OEM regulator on Kawasaki's VN800 models. Our ESR263 is a modern design regulator/rectifier that offers superior stability of its output voltage while running cool due to the efficient heat sink design. This regulator offers unbeatable performance and reliability. Like all other ElectroSport parts this ESR236 also comes with a full one year warranty.