{"product_id":"shimano-dura-ace-fd-r9100-front-derailleur","title":"Shimano Dura-Ace FD-R9100 Front Derailleur","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eShimano Dura-Ace FD-R9100 Front Derailleur\u003c\/strong\u003e is where front shifting in the R9100 groupset received some of its most meaningful engineering attention. A redesigned, more compact linkage increases torsional stiffness — meaning less energy lost to flex and a more direct response when you push the lever. The cage geometry has also been updated to handle the wider chainring combinations increasingly common on modern road builds, including 50\/34 and 52\/36 pairings.\u003c\/p\u003e\n\n\u003cp\u003eThe cable pull arm runs shorter and more direct from the frame exit point, reducing the chance of housing kink and improving overall cable efficiency. A built-in cable tension adjuster on the derailleur body means there's no need for an inline barrel adjuster cluttering your housing run. Available in braze-on and two clamp diameters — 31.8mm and 34.9mm — the FD-R9100 is designed to work with both R9100-series components and 9000-era shifters and cranks, and is compatible with the shorter, wider chainstays found on disc-brake road frames.\u003c\/p\u003e\n\n\u003ch3\u003eShimano Dura-Ace FD-R9100 Front Derailleur Specs at a Glance\u003c\/h3\u003e\n\u003cul class=\"specs_at_a_glance\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 69g (braze-on model)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMount options:\u003c\/strong\u003e Braze-on, 31.8mm clamp, 34.9mm clamp\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChainring compatibility:\u003c\/strong\u003e Designed for 50\/34 and 52\/36 wide-range combinations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCable tension adjustment:\u003c\/strong\u003e Built-in barrel adjuster on derailleur body\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e R9100-series and 9000-era Dura-Ace shifters and cranks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Black \/ 31.8mm","offer_id":43520116686892,"sku":"IFDR9100BSM","price":165.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 34.9mm","offer_id":43520116719660,"sku":"IFDR9100BL","price":185.0,"currency_code":"USD","in_stock":false},{"title":"Black \/ Braze-On","offer_id":43520116752428,"sku":"IFDR9100F","price":170.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/7684\/9196\/files\/shimano-dura-ace-fd-r9100-front-derailleur-8108515.jpg?v=1771297867","url":"https:\/\/ricycles.com\/products\/shimano-dura-ace-fd-r9100-front-derailleur","provider":"RA Cycles","version":"1.0","type":"link"}