Universal Heavy Duty AC Voltage Regulator For Honda Suzuki ATV Motorcycle Ski-Doo Moto-Ski Snowmobile 1973-2007 OEM Repl.# 31400-KA2-641 31400-MN1-680 32500-05D00 31400-KB7-008 31400-MK2-681 Brand new heavy duty and improved regulator rectifier. 12 Volts regulator used by Baja winners. Precise voltage control, eliminates light burnout. All products are tested before they are shipped. One year limited warranty.