{"product_id":"3-to-4-speed-conversion-kit-for-45-flathead","title":"3 to 4-speed conversion kit for 45\" Flathead","description":"\u003csection class=\"border-grey border-b py-10 md:py-18\" id=\"description\"\u003e\n\u003ch2 class=\"mb-3 font-bold text-2xl md:mb-6.5\"\u003eDescription\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp class=\"whitespace-pre-wrap\"\u003eWill enable you to turn the stock 45\" 3-speed transmission into a 4-speed. 1, 2, 3 are smaller and 4th gear is identical to OEM ratio to get closer to the optimum RPM (Torque) at different speeds. Fits 3-speed 45\" (750cc) Side Valve models. 41-46 shift pattern. Can be used with later models when converted to footshift or the tankshift pattern is converted to 41-46 style. \u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap\"\u003eNote: The stock transmission side cover (kickstart cover) must be machined to accept the larger first (low) gear. Optionally a special 4-speed transmission side cover is separately available as 971591.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"border-grey border-b py-10 md:py-18\" id=\"fitments\"\u003e\n\u003ch2 class=\"mb-3 font-bold text-2xl md:mb-6.5\"\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"prose prose-sm mb-6 max-w-none whitespace-pre-line text-gray-700\"\u003e41-51 WL \u0026amp; 32-63 G Servi-Car\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Bike Station","offers":[{"title":"Default Title","offer_id":57835540021574,"sku":"971589","price":12800.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/2860\/1175\/files\/971589k_1742227916-BqTJFD0f.avif?v=1794205694","url":"https:\/\/bikestation.se\/en\/products\/3-to-4-speed-conversion-kit-for-45-flathead","provider":"Bike Station ","version":"1.0","type":"link"}