{"product_id":"durfee-girder-spring-fork-assembly","title":"Durfee Girder Spring Fork Assembly","description":"\u003cp\u003eChrome spring fork unit is original one piece design of the 1970's Durfee Girder spring fork. Lower tree to axle hole is 5\/8 inch. Top nut is 7\/8 inch and stem is 7\/8 inch-24 thread.\n\u003cbr\u003eRockers suspended by internal springs inside the legs  allowing the rockers to be parallel to the ground for optimun geometry suspension. Fork is constructed of two halves with handlebars built in one length only. Measure between top and bottom tree mount holes is 8.5 inch. Installation requires adding spacers to stem to take up extra space. Stem is 1 inch between the triple trees space accordingly under top tree. Trees must remain parallel  as determined by the mounting on the fork legs. Top stem is 7\/8 x 24 thread. Under tree is 1 inch x 24 for lock nut  which installs on top of bearing dust cover. *NOTE: Acorn top nut  available separately. \n\u003cbr\u003e Tech Notes: Suggested to use with #44-0773 Harmon 3\/4inch Front Axle.\u003c\/p\u003e","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":67611433205945,"sku":"49-1750","price":3057.99,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.thespeedshopusa.com\/fr\/products\/durfee-girder-spring-fork-assembly","provider":"THE SPEED SHOP USA","version":"1.0","type":"link"}