{"product_id":"shimano-ultegra-fd-r8150-di2-front-derailleur-2x12-speed-braze-on-down-swing-for-50-54t-max-blk-silver","title":"Shimano Ultegra FD-R8150 Di2 2x12-Speed Braze-On Front Derailleur","description":"\u003cp\u003eThe Shimano Ultegra FD-R8150 is the \u003cstrong\u003e12-speed Di2 front derailleur for Ultegra R8100 road drivetrains\u003c\/strong\u003e. It brings Di2 electronic shifting to the front rings in a small, light body with reduced frontal area.\u003c\/p\u003e\n\u003cp\u003eIt mounts to a \u003cstrong\u003ebraze-on tab\u003c\/strong\u003e and handles \u003cstrong\u003e50-54t outer chainrings\u003c\/strong\u003e with a 16t total capacity.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRoad riders on Ultegra R8100 Di2.\u003c\/li\u003e\n\u003cli\u003eRiders replacing an FD-R8150.\u003c\/li\u003e\n\u003cli\u003eNot for mechanical shifting or 11-speed Di2.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat to Look For\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShifting:\u003c\/strong\u003e Shimano Road Di2 12-speed only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChainrings:\u003c\/strong\u003e Outer ring 50-54t; 16t maximum difference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount:\u003c\/strong\u003e Braze-on tab.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eDi2 front shifting.\u003c\/strong\u003e Electronic actuation with no cable to stretch or adjust.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompact body.\u003c\/strong\u003e Smaller frontal area than previous designs reduces drag.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRoad double range.\u003c\/strong\u003e Covers 50-54t big rings with up to a 16t jump.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eRider Intent Summary\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiggest strengths:\u003c\/strong\u003e Di2 precision at the Ultegra tier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTradeoffs:\u003c\/strong\u003e Max outer ring 54t, 1t less than Dura-Ace.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat makes it different:\u003c\/strong\u003e The Ultegra-level Di2 12-speed front derailleur.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eVictory's Take\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eWe build plenty of Ultegra Di2 bikes and find the R8150 a reliable match. Victory Bicycle Studio can confirm your chainring sizes before you order.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Shimano\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Ultegra FD-R8150 Di2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivetrain speeds:\u003c\/strong\u003e 2x12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter chainring:\u003c\/strong\u003e 50-54t\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal capacity:\u003c\/strong\u003e 16t\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount:\u003c\/strong\u003e Braze-on\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActuation:\u003c\/strong\u003e Electronic (Di2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShifter compatibility:\u003c\/strong\u003e Shimano Road Di2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\/Silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e IFDR8150F\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":53538519515443,"sku":"IFDR8150F","price":295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3685\/0739\/files\/55c55356e8adacd67497f39d780d4a8d3a5ab760.jpg?v=1782262022","url":"https:\/\/victorybicyclestudio.com\/products\/shimano-ultegra-fd-r8150-di2-front-derailleur-2x12-speed-braze-on-down-swing-for-50-54t-max-blk-silver","provider":"Victory Bicycle Studio","version":"1.0","type":"link"}