{"product_id":"atv-starter-drive-assembly-for-gy6-49cc-50cc-4-stroke-139qmb-scooter-moped","title":"ATV Starter Drive Assembly for GY6 49cc 50cc 4-Stroke 139QMB Scooter Moped","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis aftermarket replacement starter drive assembly is intended for GY6 49cc and 50cc 4-stroke applications, including 139QMB scooter and moped setups. A starter drive assembly engages the starter motor with the engine to help turn it over during starting, then disengages once the engine runs. The assembly references the 139QMB engine designation supplied in the listing.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStarter drive assembly designed for the GY6 4-stroke engine platform.\u003c\/li\u003e\n\u003cli\u003eFunctions within the starting system by transferring starter motor rotation to the engine.\u003c\/li\u003e\n\u003cli\u003eSupplied with reference to the 139QMB engine designation listed in the title.\u003c\/li\u003e\n\u003cli\u003eCommon replacement item when servicing a scooter or moped starting system.\u003c\/li\u003e\n\u003cli\u003eIntended for the 49cc and 50cc GY6 applications indicated in the listing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003efor GY6 49cc 4-stroke applications\u003c\/li\u003e\n\u003cli\u003efor GY6 50cc 4-stroke applications\u003c\/li\u003e\n\u003cli\u003efor 139QMB applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or malfunctioning starter drive assembly.\u003c\/li\u003e\n\u003cli\u003eServicing the starting system on the listed scooter and moped applications.\u003c\/li\u003e\n\u003cli\u003eRestoring normal starter engagement during routine engine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Starter Drive Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Application(s):\u003c\/strong\u003e GY6 49cc, GY6 50cc, 139QMB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Application(s):\u003c\/strong\u003e 4-stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneral Application:\u003c\/strong\u003e Scooter, Moped\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What does a starter drive assembly do? \u003cstrong\u003eA:\u003c\/strong\u003e A starter drive assembly links the starter motor to the engine during starting, allowing the starter to turn the engine until it runs and then disengaging.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How should fitment be verified? \u003cstrong\u003eA:\u003c\/strong\u003e Compare the complete part number and the full equipment model designation, such as 139QMB, with the existing component before ordering.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":67604903198993,"sku":"ZZ3M01660","price":27.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/s-l1600_3f17355b-4b42-4993-adf4-852a87181f3e.jpg?v=1790774904","url":"https:\/\/www.duraforce.com\/products\/atv-starter-drive-assembly-for-gy6-49cc-50cc-4-stroke-139qmb-scooter-moped","provider":"DURAFORCE","version":"1.0","type":"link"}