{"product_id":"21066-3718-voltage-regulator-for-kawasaki-stx-15f-1500-2004-2019","title":"21066-3718 Voltage Regulator for Kawasaki STX-15F 1500 2004-2019","description":"\u003ch2\u003eVoltage Regulator for Kawasaki STX-15F 1500\u003c\/h2\u003e\u003cp\u003eThe voltage regulator for Kawasaki STX-15F 1500 keeps charging voltage steady so the battery stays charged and the electrical system stays reliable; it is a direct replacement for OEM 21066-3718.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis voltage regulator is a direct replacement part for the Kawasaki STX-15F 1500 jet ski, covering the long 2004 through 2019 model run. It manages charging output and guards the battery and electronics against voltage spikes, matching the 21066-3718 reference. Riders replacing a failed regulator get dependable charging for gauges, lights, and ignition.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for OEM part number 21066-3718\u003c\/li\u003e\n\u003cli\u003eRegulates charging voltage to protect the battery and electronics\u003c\/li\u003e\n\u003cli\u003eSolid-state construction with no moving parts to wear out\u003c\/li\u003e\n\u003cli\u003eSealed housing resists water spray and vibration\u003c\/li\u003e\n\u003cli\u003ePlug-in connector layout matches the original harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Kawasaki STX-15F 1500, 2004-2019\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed or weak charging regulator on the STX-15F\u003c\/li\u003e\n\u003cli\u003eRestoring steady voltage to gauges, lights, and ignition\u003c\/li\u003e\n\u003cli\u003eRoutine electrical maintenance across 2004-2019 models\u003c\/li\u003e\n\u003cli\u003eKeeping the battery charged during extended rides\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21066-3718\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKawasaki STX-15F 1500, 2004-2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCharging voltage control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this regulator cover all STX-15F years? \u003cstrong\u003eA:\u003c\/strong\u003e It is listed for the STX-15F 1500 from 2004 through 2019 and matches the 21066-3718 reference. Confirm your model year and part number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What causes a regulator to fail? \u003cstrong\u003eA:\u003c\/strong\u003e Heat, vibration, and water exposure can degrade the internal electronics over time. Replacing the regulator restores stable charging voltage.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51067170226262,"sku":"OO1C15627","price":114.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_48d4fb75-37f2-4a6d-815b-d42bfb271709.jpg?v=1794398683","url":"https:\/\/www.solidspare.com\/products\/21066-3718-voltage-regulator-for-kawasaki-stx-15f-1500-2004-2019","provider":"Solid Spare","version":"1.0","type":"link"}