{"product_id":"complete-crankshaft-22-tooth-type-2-qmb139-scooters-1100-4064","title":"Complete Crankshaft (22 Tooth, Type 2); 139QMB Scooters","description":"\u003cp\u003eThis OEM complete crankshaft (22-tooth, type 2) replaces stock equipment on CSC go, go MAX, and Pug scooters and bikes running 139QMB (\u003cspan style=\"font-size: 0.875rem;\"\u003e50cc 4-stroke) engines with a 22-tooth oil pump drive. The main bearings are installed.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eOriginal Parts For Scooters SKU 151-238\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStroke: 41.4mm\u003c\/li\u003e\n\u003cli\u003eOverall Length: 254mm\u003c\/li\u003e\n\u003cli\u003eThread Size (tapered side): M10x1.25\u003c\/li\u003e\n\u003cli\u003eThread Size (spline side): M12x1.25\u003c\/li\u003e\n\u003cli\u003eBearing Outer Diameter (tapered side): 42mm\u003c\/li\u003e\n\u003cli\u003eBearing Outer Diameter (spline side): 47mm\u003c\/li\u003e\n\u003cli\u003eNumber of Splines: 26\u003c\/li\u003e\n\u003cli\u003eNumber of Teeth (oil pump drive gear): 22\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility: \u003c\/strong\u003e\u003c\/p\u003e\u003ctable width=\"100%\" style=\"width: 100%;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 48.8586%;\"\u003eChicago Scooter Company go\u003c\/td\u003e\n\u003ctd style=\"width: 50.9269%;\"\u003eChicago Scooter Company go MAX \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 48.8586%;\"\u003eChicago Scooter Company Pug50\u003c\/td\u003e\n\u003ctd style=\"width: 50.9269%;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003e139QMB-based 50cc \/ 80cc engines with the following engine codes:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable width=\"463\" height=\"100\" style=\"width: 87.0908%; height: 81.2px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"height: 20.325px;\"\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003e139QMA\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003e139QMB\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003e1P39QMB\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003e1P39QMA-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.325px;\"\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003eYN139QMB\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003eJJ1P39QMB\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003e139FMA-2\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 20.325px;\"\u003eBD1P39QMB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.55px;\"\u003e\n\u003ctd style=\"width: 24.6905%; height: 40.55px;\"\u003eBN139QMB\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 40.55px;\"\u003e147QMD\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 40.55px;\"\u003eOther QMA models\u003c\/td\u003e\n\u003ctd style=\"width: 24.6905%; height: 40.55px;\"\u003eOther QMB models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eDon't see your engine listed? If the engine code includes \"QM\" or \"FM\", this product is compatible with your vehicle.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout CSC: \u003c\/strong\u003eChicago Scooter Company embodies the spirit of urban mobility with its innovative and stylish lineup of scooters. Designed for city living, their scooters blend functionality, reliability, and modern design, making them the perfect choice for navigating busy streets. Experience the freedom of effortless commuting and explore the city in style with Chicago Scooter Company.\u003c\/p\u003e","brand":"Chicago Scooter Company","offers":[{"title":"Default Title","offer_id":46760632090904,"sku":"1100-4064","price":51.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/1100-4064_aa8db632-c35a-4ba6-b5bf-2c0812101c9c.jpg?v=1695313533","url":"https:\/\/www.scooterworks.com\/products\/complete-crankshaft-22-tooth-type-2-qmb139-scooters-1100-4064","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}