{"product_id":"dura-ace-cs-r9100-11-speed-cassette-one-color-11-30-good-1653355","title":"Shimano Dura-Ace CS-R9100 11-Speed Cassette","description":"\u003cb\u003eProduct Condition:\u003c\/b\u003e The Dura-Ace CS-R9100 11-Speed Cassette is in Good condition. Was previously owned for approximately 6 weeks. Cassette has been installed. Shows little to no other signs of use. Sold as-is. All warranties void. \u003cp\u003e\n\n\u003cb\u003eSize:\u003c\/b\u003e Unisex  11-30\u003c\/p\u003e\u003cp\u003e\n\n\u003cb\u003eColor:\u003c\/b\u003e One Color\u003c\/p\u003e\u003cp\u003e\n\n\u003cb\u003eRetail Cost:\u003c\/b\u003e $360.00\u003c\/p\u003e\u003cp\u003e\n\n\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat Our Gearhead Experts Are Saying:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e “This cassette has that perfect Shimano feel—crisp, quiet shifts every time. I love how it balances lightweight titanium cogs with steel where it matters most, giving me both performance and longevity without compromise.”\u003c\/p\u003e\u003cp\u003e When we’re chasing smooth, flawless shifts and a drivetrain that feels tuned to perfection, the Shimano Dura-Ace CS-R9100 Cassette is the standard we trust. As Shimano’s top-tier 11-speed road cassette, it combines precision engineering, lightweight construction, and legendary reliability for the kind of performance that stands out on every climb, sprint, and descent.\u003c\/p\u003e\u003cp\u003eIts carbon and alloy carrier minimizes flex under power, while titanium and nickel-plated steel cogs deliver the ideal mix of low weight and long-term durability. Every shift clicks into place with that unmistakable Shimano consistency—refined, responsive, and whisper-smooth. Whether we’re racing, training, or just pushing for another personal best, the CS-R9100 brings elite-level performance to every ride.\u003c\/p\u003e\u003cbr\u003e\nDura-Ace CS-R9100 Cassette delivers pro-level precision with optimal weight and durability (DWGC6WP)\n                \u003cbr\u003e\u003cbr\u003e\n                \u003cp\u003e\n                    \u003cstrong\u003eTECH SPECS\u003c\/strong\u003e\n                \u003c\/p\u003e\n                \u003cul\u003e\n\u003cli\u003eCog Sizes: 11 - 25t, 11 - 28t, 11 - 30t, 12 - 25t, 12 - 28t\u003c\/li\u003e\n\u003cli\u003eCog Material: [five largest cogs] titanium, [six smallest cogs] nickel-plated Cro-Moly\u003c\/li\u003e\n\u003cli\u003eFreehub Type: Shimano 11-Speed Road\u003c\/li\u003e\n\u003cli\u003eCarrier Material: carbon fiber, alloy\u003c\/li\u003e\n\u003cli\u003eClaimed Weight: [11-25t] 6.2oz (175g), [11-30t] 7.4oz (211g)\u003c\/li\u003e\n\u003cli\u003eActivity: cycling\u003c\/li\u003e\n                \u003c\/ul\u003e\n                ","brand":"backcountry","offers":[{"title":"11-30 \/ One Color","offer_id":53357259129137,"sku":"DWGC6WP","price":244.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/9133\/1121\/files\/686206368699ede62ecd88.webp?v=1775534387","url":"https:\/\/geartrade.com\/products\/dura-ace-cs-r9100-11-speed-cassette-one-color-11-30-good-1653355","provider":"Geartrade.com","version":"1.0","type":"link"}