{"product_id":"vertanding-primair-secundair-52-14-41-doppler-mbk-booster-yamaha-bws","title":"Gearing Primary\/Secondary 52\/14-41 Doppler MBK Booster \/ Yamaha BW's","description":"\u003cp data-start=\"73\" data-end=\"447\"\u003eThe Doppler primary and secondary gear set 52\/14-41 has been developed for Minarelli 50cc 2-stroke engine blocks and provides a longer final drive than the original transmission. By replacing both the primary and secondary gears, the engine power is used more efficiently, resulting in a higher top speed and lower engine speeds at higher speeds.\u003c\/p\u003e\n\u003cp data-start=\"449\" data-end=\"587\"\u003eThis complete gear set is particularly suitable for scooters with a 70cc cylinder, sports exhaust or other performance-oriented upgrades.\u003cstrong data-start=\"589\" data-end=\"600\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"756\" data-end=\"774\"\u003e\u003cstrong data-start=\"756\" data-end=\"774\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"776\" data-end=\"1002\"\u003eBrand: Doppler\u003cbr data-start=\"789\" data-end=\"792\"\u003eType: Primary and secondary gear set\u003cbr data-start=\"834\" data-end=\"837\"\u003ePrimary gearing: 52\/14\u003cbr data-start=\"863\" data-end=\"866\"\u003eSecondary teeth: 41 teeth\u003cbr data-start=\"898\" data-end=\"901\"\u003eApplication: Transmission\u003cbr data-start=\"924\" data-end=\"927\"\u003eSuitable for: Minarelli 50cc 2 Stroke engine blocks\u003cbr data-start=\"976\" data-end=\"979\" data-is-only-node=\"\"\u003eMaterial: Hardened steel\u003c\/p\u003e\n\u003cp data-start=\"1004\" data-end=\"1034\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1034\"\u003eThis product is suitable for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1036\" data-end=\"1348\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eMBK Booster 50cc 2 Stroke\u003cbr data-start=\"1059\" data-end=\"1062\"\u003eMBK Booster One 50cc\u003cbr data-start=\"1082\" data-end=\"1085\"\u003eMBK Nitro 50cc 2 Stroke\u003cbr data-start=\"1106\" data-end=\"1109\"\u003eMBK Ovetto 50cc 2 Stroke\u003cbr data-start=\"1131\" data-end=\"1134\"\u003eMBK Rocket 50cc 2 Stroke\u003cbr data-start=\"1156\" data-end=\"1159\"\u003eMBK Stunt Naked 50cc 2 Stroke\u003cbr data-start=\"1186\" data-end=\"1189\" data-is-only-node=\"\"\u003eYamaha Aerox 50cc 2 Stroke\u003cbr data-start=\"1213\" data-end=\"1216\"\u003eYamaha BW's 50cc 2 Stroke\u003cbr data-start=\"1239\" data-end=\"1242\"\u003eYamaha BW Easy 50cc\u003cbr data-start=\"1261\" data-end=\"1264\"\u003eYamaha Neo's 50cc 2 Stroke\u003cbr data-start=\"1288\" data-end=\"1291\"\u003eYamaha Next 50cc 2 Stroke\u003cbr data-start=\"1314\" data-end=\"1317\"\u003eYamaha Slider Naked 50cc 2 Stroke\u003c\/p\u003e","brand":"Doppler","offers":[{"title":"Default Title","offer_id":57528002150782,"sku":"264127","price":87.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/5097\/6870\/files\/freshpartss-2026-06-09T131540.663.png?v=1781003780","url":"https:\/\/freshparts.uk\/products\/gearing-primary-secondary-52-14-41-doppler-mbk-booster-yamaha-bws","provider":"Fresh Parts","version":"1.0","type":"link"}