{"product_id":"v-twin-45-inch-w-transmission-4-speed-gear-conversion-kit-for-harley-davidson-w-models","title":"V-Twin 45 Inch W Transmission 4-Speed Gear Kit For Harley W","description":"\u003cdiv\u003e\n\u003ch1\u003eV-Twin 45 Inch W Transmission 4-Speed Gear Kit For Harley W\u003c\/h1\u003e\n\u003cp\u003eTransforms your 45 inch Harley W 3-speed transmission into a four-speed system using the stock mainshaft, countershaft, shifter forks, and hardware for a straightforward upgrade.\u003c\/p\u003e\n\u003cp\u003eThis 10-piece kit includes all necessary gears, shifter drum, and side cover components to complete the conversion. It delivers 4-speed gear ratios: 1st 2.67:1, 2nd 2.03:1, 3rd 1.42:1, and 4th 1:1, providing smoother acceleration and improved performance over the stock 3-speed setup.\u003c\/p\u003e\n\u003cp\u003eRequires enlarged side cover holes and a separately available stud set. You must use a 4-speed shifter gate; the reverse option cannot be installed with this kit.\u003c\/p\u003e\n\u003cp\u003eDesigned for Harley Davidson W models from 1941 to 1952, and compatible with Solo machines and Servi-cars. Crafted in Taiwan, it pairs best with the #17-1927 Sprocket Cover Mount Stud Set Parkerized for optimal fit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes gears, shifter drum, and side cover components for a complete conversion\u003c\/li\u003e\n\u003cli\u003eUses stock mainshaft, countershaft, shifter forks, and hardware for installation\u003c\/li\u003e\n\u003cli\u003eSide cover holes must be enlarged; requires a separate stud set\u003c\/li\u003e\n\u003cli\u003eRequires a 4-speed shifter gate; reverse gear option is not available with this kit\u003c\/li\u003e\n\u003cli\u003eFitment: Harley Davidson W models 1941–1952\u003c\/li\u003e\n\u003c\/ul\u003e45 inch W 4-speed transmission gear kit includes first 2nd 3rd gear cluster gear main clutch gear 3\/4 shifter clutch 1\/2 shifter clutch and shifter drum.\n\u003cp\u003eUpgrade your Harley Davidson W series motorcycle with the V-Twin 45 inch W Transmission 4-Speed Gear Conversion Kit. This comprehensive 10-piece kit includes all necessary gears, shifter drum, and side cover components shown in the photos, providing a seamless transformation from a 3-speed to a 4-speed transmission. Designed for use on Solo machines and Servi-cars, this kit uses the stock-type mainshaft, countershaft, shifter forks, and hardware for straightforward installation. Note that once converted to 4-speed, the reverse gear option cannot be installed, and a 4-speed shifter gate is required for proper operation. The kit necessitates side cover holes to be enlarged in the transmission case and the use of a separately available stud set. The new gear ratios are 1st - 2.67:1, 2nd - 2.03:1, 3rd - 1.42:1, and 4th - 1:1, providing smoother acceleration and improved performance compared to the stock 3-speed ratios of 2.47:1, 1.57:1, and 1.0 respectively. This kit is compatible with the stock mainshaft and hardware, ensuring a reliable upgrade for vintage Harley Davidson W models. It is recommended to pair this kit with the #17-1927 Sprocket Cover Mount Stud Set Parkerized for optimal fit and function. Whether restoring or customizing your motorcycle, this conversion kit offers an efficient way to enhance your bike’s transmission capabilities. Crafted in Taiwan, this kit is a durable solution designed to meet the demands of classic Harley Davidson motorcycles.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIncludes all gears, shifter drum, and side cover components for a complete conversion\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eTransforms 45 inch 3-speed transmission into a 4-speed system\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eUses stock mainshaft, countershaft, and hardware for easy installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eGear ratios: 1st - 2.67:1, 2nd - 2.03:1, 3rd - 1.42:1, 4th - 1:1\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eRequires enlarged side cover holes and a separate stud set for installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eMust use with a 4-speed shifter gate; reverse gear option is not available with this kit\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eRecommended pairing with #17-1927 Sprocket Cover Mount Stud Set Parkerized for optimal fit\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eDesigned for Harley Davidson W models from 1941 to 1950\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson W 1941\u003cbr\u003e\nHarley Davidson W 1942\u003cbr\u003e\nHarley Davidson W 1943\u003cbr\u003e\nHarley Davidson W 1944\u003cbr\u003e\nHarley Davidson W 1945\u003cbr\u003e\nHarley Davidson W 1946\u003cbr\u003e\nHarley Davidson W 1947\u003cbr\u003e\nHarley Davidson W 1948\u003cbr\u003e\nHarley Davidson W 1949\u003cbr\u003e\nHarley Davidson W 1950\u003cbr\u003e\nHarley Davidson W 1951\u003cbr\u003e\nHarley Davidson W 1952\u003c\/div\u003e","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":44653174161450,"sku":"49-0683","price":641.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/49-0683a.jpg?v=1785888965","url":"https:\/\/atticusgoods.com\/products\/v-twin-45-inch-w-transmission-4-speed-gear-conversion-kit-for-harley-davidson-w-models","provider":"Atticus Goods","version":"1.0","type":"link"}