{"product_id":"stator-assembly-vespa-gts-250-300-58070r-aft","title":"Stator Assembly - Vespa GTS 250\/300","description":"\u003ch3\u003eRestore Full Charging Power: Premium Vespa GTS Magneto Stator Assembly\u003c\/h3\u003e\u003cp\u003eStop letting a failing electrical charging system dim your headlights, trigger ECU fault codes, or leave your battery dead after a short ride. This premium aftermarket 18-pole magneto stator assembly generates the critical alternating current (A.C.) required to power your scooter’s ignition system and recharge the battery while you ride. Precision-wound to match strict factory outputs, it eliminates the common charging dropouts that plague heavily used or high-mileage modern Vespas.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eHigh-Grade Thermal Windings:\u003c\/b\u003e Computer-wound with premium insulated copper wiring rated to withstand extreme engine temperatures up to 200°C without shorting.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eOptimized Electrical Generation:\u003c\/b\u003e Features a high-efficiency laminated core designed to reduce magnetic resistance, maximizing stable current delivery at all RPM ranges.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eAll-In-One Integrated Kit:\u003c\/b\u003e Includes a pre-installed pulsar pickup coil, factory-molded rubber case grommet, and pre-wired connector plugs for a streamlined setup.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eDirect OEM Configuration:\u003c\/b\u003e Engineered as a plug-and-play unit matching the precise mounting dimensions, timing pickup indexing, and electrical characteristics of original factory part number 58070R.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment Guide\u003c\/h3\u003e\u003cdiv class=\"horizontal-scroll-wrapper\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eEngine Compatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eVespa\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eGTS 250 \/ GTV 250 \/ Super\u003c\/td\u003e\n\u003ctd\u003e250cc Quasar Fuel-Injected (Built 4\/2006 \u0026amp; Newer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eVespa\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eGTS 300 \/ Super \/ GTV\u003c\/td\u003e\n\u003ctd\u003e300cc Early Generations (With Male 3-Prong Loom Connector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePiaggio\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eBV 250ie\u003c\/td\u003e\n\u003ctd\u003e250cc Fuel-Injected Quasar Models Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePiaggio\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eBV 300\u003c\/td\u003e\n\u003ctd\u003e300cc Liquid-Cooled Evolution Variants (2009–2012)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePiaggio\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eMP3 250\u003c\/td\u003e\n\u003ctd\u003e250cc All Model Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAprilia\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eSportCity 250 \/ Atlantic 250\u003c\/td\u003e\n\u003ctd\u003e250cc Liquid-Cooled Quasar Configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eTechnical Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eManufacturer Part Reference:\u003c\/b\u003e High-Quality Aftermarket \/ Replaces OEM 58070R, 638848, 873034, AP8176335\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eStator Architecture:\u003c\/b\u003e 18-Pole three-phase configuration\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eDimensions:\u003c\/b\u003e 95mm Outer Diameter, 36mm Inner Diameter, 32mm Core Thickness\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eInternal Electrical Resistance:\u003c\/b\u003e Alternator phase (Yellow to Yellow) 0.4 Ohms ±20% \/ Pickup coil 125 Ohms ±20%\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003ePackage Contents:\u003c\/b\u003e (1) 18-Pole Stator Assembly with integrated pickup coil, wire harness loom, and grommet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cblockquote\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cb\u003eMaintenance Note:\u003c\/b\u003e Stator burnouts on liquid-cooled Piaggio engines are frequently accelerated by engine oil tracking or running at excessively high operating temperatures. Whenever you diagnose a dead stator, check the alternating phase resistance across the yellow leads; an open circuit or zero resistance to ground signals that the insulation coating has cooked off.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cb\u003eInstallation Tip:\u003c\/b\u003e Removing the flywheel to slide this stator into place requires a dedicated 35mm specialized Flywheel Magneto Puller tool. Attempting to pry or force the flywheel off with standard automotive jaw-pullers will permanently warp the magnetic rotor or damage the sensitive crankshaft snout.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cb\u003ePro Tip:\u003c\/b\u003e Since this stator is submerged within the internal engine oil environment, the right crankcase cover must be cleanly removed to gain access. Never reuse the old paper wrapper casing seal; always replace the right crankcase gasket during this swap to prevent a frustrating blend of oil and coolant weeping from the water pump housing.\u003c\/p\u003e\n\u003c\/blockquote\u003e\u003cp\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" target=\"_blank\" title=\"California Proposition 65\" rel=\"noopener\"\u003eCalifornia Proposition 65\u003c\/a\u003e \u003c\/p\u003e","brand":"RMS","offers":[{"title":"Default Title","offer_id":50895812526360,"sku":"58070R-AFT","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/files\/58070R-AFT.webp?v=1771965495","url":"https:\/\/www.scooterworks.com\/products\/stator-assembly-vespa-gts-250-300-58070r-aft","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}