{"product_id":"nut-m12-gy6-chinese","title":"M12x1.25 Flange Nut - GY6 125\/150cc Clutch \u0026 Flywheel","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003eM12x1.25 Flange Nut\u003c\/strong\u003e is a high-strength OEM replacement specifically designed for the GY6 engine platform. Featuring a smooth integrated flange base, this nut provides a wider surface area for more consistent clamping force, making it essential for securing high-vibration rotating components like the clutch bell and flywheel.\u003c\/p\u003e\u003ch3\u003ePrimary Applications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClutch Assembly:\u003c\/strong\u003e Secures the clutch bell\/assembly to the transmission output shaft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlywheel\/Magneto:\u003c\/strong\u003e Holds the flywheel in place on the crankshaft (located between the flywheel and cooling fan).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M12 x 1.25 (Fine Thread)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSocket Size:\u003c\/strong\u003e 17mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter (Base):\u003c\/strong\u003e 23.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Height:\u003c\/strong\u003e 8.85mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Zinc-plated Steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEngine Compatibility:\u003c\/h3\u003e\u003cp\u003eDesigned for 4-stroke Chinese engines (GY6), including 125cc, 150cc, and 169cc variants. Fits engines with the following codes:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e157QMJ \/ 1P57QMJ\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e152QMI \/ 1P52QMI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e161QMK \/ 1P61QMK\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther:\u003c\/strong\u003e BN157QMJ, JJ157QMJ, and generic QMI\/QMJ clones.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e157QMJ-based 125cc \/ 150cc \/ 169cc engines with the following engine codes:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e157QMJ\u003c\/td\u003e\n\u003ctd\u003e161QMK\u003c\/td\u003e\n\u003ctd\u003e152QMI\u003c\/td\u003e\n\u003ctd\u003e1P61QMK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYN1P57QMJ\u003c\/td\u003e\n\u003ctd\u003e1P52FMI\u003c\/td\u003e\n\u003ctd\u003e154FMI\u003c\/td\u003e\n\u003ctd\u003eJJ157QMJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1P57QMJ\u003c\/td\u003e\n\u003ctd\u003eBN157QMJ\u003c\/td\u003e\n\u003ctd\u003eBN161QMK-A\u003c\/td\u003e\n\u003ctd\u003eOther QMJ, QMK, and QMI models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eDon't see your engine listed? If the engine code includes \"QM\" or \"FM\", this product is compatible with your vehicle.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTech Tip: \u003c\/strong\u003eThese nuts are often \"one-time use\" in high-performance applications as the threads can stretch under the high torque required (approx 40-45 ft-lbs). Always use a drop of medium-strength thread locker to ensure the nut does not back off during operation.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout AZScooterParts:\u003c\/strong\u003e Since 1989, AZScooterParts has been the premier source for specialized scooter hardware. We stock genuine and high-quality aftermarket components for brands like Genuine, Wolf, TaoTao, and Vespa.\u003c\/p\u003e\u003cp\u003eOriginal Parts For Scooters SKU 175-33\u003c\/p\u003e\u003ch2\u003eModel Fitment\u003c\/h2\u003e\u003cp\u003eBrands: Amstar, Amigo, Ascend, Baotian, Bashan, Blade, Boom, Chicago Scooter Company, Dongfang, Roketa, Baotian, Bashan, BMS, Cool Sports, E Ton, Fly Wing, Eagle, Fly, Italica, Riya, Ice Bear, Jackel, Jet Moto, JCL, Taotao, Peace, JM Star, Jonway, Kazuma, Keeway, KMD, Kymco, Lance, Lifan, Linhai, Loncin, Longbo, Fuxin, Jiajue, Tao Tao, Tao Motors, Trailmaster, Maxtrade, Meitien, Motofino, Motorino, NST, Panterra, Panther, Qlink, Yiben, Red Streak, Redcat, Roketa, Schwinn, Strada, SYM, Tank, Terminator ,Tomberlin, TNG, United Motors, Vento, Vitacci, Wildfire, Wolf, X-Treme, X-Pro, Yongfu, ZNEN, Zhongneng , Zhilong, Geely, Wangye, ZH and more Manufactured by: Taizhou Zhongneng Motorcycle Co.; Jiangsu Zhongneng Motorcycle Co.; Jiangsu Meijunte Technology Co.; Taizhou Qianxin Vehicle Co.; Ningbo Dongfang Lingyun Vehicle Made Co.; Taizhou Zhilong Technology Co.; Zhejiang Jiajue Motorcycle Manufacturing Co.; Zhejiang Gelly Ming Industrial Co.; Taizhou City Senglong Motorcycle Manufacture Co.; Jiangsu Sacin Motorcycle Co.; Jiangsu Linhai Power Machinery Group Co.; Zheijiang TaoTao Vehicles Co.; Zhejiang Senling Motorcycle Co.; Sanmen County Yongfu Machine Co; Taizhou Jiaojiang Zhiwei Motorcycle Manufacture Co.; Huzhou Daixi Zhenhua Technology Trade Co.; Taizhou Zhongneng Motorcycle Co.; Zhejiang Riya Motorcycle Co.; Ningbo Longjia Motorcycle Co.; Taizhou Zhongneng Motorcycle Co.; and more\u003c\/p\u003e\u003ch2\u003eProduct Diagrams\u003c\/h2\u003e\u003cul class=\"az-content-resources\"\u003e\n\u003cli\u003e\n\u003ca href=\"\/search?view=az-assembly\u0026amp;q=251\"\u003eGY6 GENERATOR\u003c\/a\u003e \u003cspan\u003eCallout 5\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/search?view=az-assembly\u0026amp;q=257\"\u003eGY6 VARIATOR\u003c\/a\u003e \u003cspan\u003eCallout 8\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand not specified","offers":[{"title":"Default Title","offer_id":67964593701185,"sku":"1100-1118","price":1.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/7785\/2225\/files\/az-p012-8934-0-1100-1118_af7c8a60-c6dc-4c45-a4ce-60b775a1feb2.jpg?v=1792557922","url":"https:\/\/azscooterparts.com\/products\/nut-m12-gy6-chinese","provider":"AZScooterParts","version":"1.0","type":"link"}