{"product_id":"shimano-105-cs-r7101-12-speed-cassette","title":"Shimano 105 CS-R7101 12-Speed Cassette","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHyperglide+ performance. Wide-range versatility. Exceptional value.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe Shimano 105 CS-R7101 is the 12-speed cassette from Shimano's legendary 105 R7100 series—the groupset that democratised electronic shifting and brought WorldTour-level performance to a wider audience. Engineered for riders who demand crisp, reliable shifting across all terrain, this cassette delivers the same Hyperglide+ technology found on top-tier Dura-Ace and Ultegra groupsets at a price point that makes premium performance accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWhether you're sprinting on the flats, grinding up steep alpine climbs, or chasing a personal best on rolling terrain, the CS-R7101's refined 11-34T gear combination provides the perfect balance of range and cadence control.\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-NZ\/products\/components\/pdp.P-CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e⚡ Hyperglide+ Technology – Faster Shifting, Even Under Load\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComputer-designed tooth configuration with contoured shift gates ensures\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ecrisp, smooth shifts even under maximum load\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/www.jejamescycles.com\/product\/8006196\/shimano-105-shimano-cs-r7101-105-12-speed-cassette-11-34t\/option\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUp to 1\/3 faster shifting\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ecompared to previous 11-speed systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eShifts are so smooth they're\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ebarely noticeable\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e—even when standing on the pedals\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2759128.html?origin=CP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🏔️ Wide-Range 11-34T Gear Ratio\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRefined 12-step gear combination\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eprovides peak efficiency and accelerating performance for every situation\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e34-tooth largest sprocket conquers the steepest climbs\u003c\/span\u003e\u003ca href=\"https:\/\/www.sigmasports.com\/item\/Shimano\/CS-R7101-105-12-Speed-Cassette\/Z8DO?s=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eFiner cadence control through close-ratio gearing allows\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003emore efficient use of energy\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/www.jejamescycles.com\/product\/8006196\/shimano-105-shimano-cs-r7101-105-12-speed-cassette-11-34t\/option\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.sigmasports.com\/item\/Shimano\/CS-R7101-105-12-Speed-Cassette\/Z8DO?s=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🔧 Universal Freehub Compatibility – Upgrade Without Hassle\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible with both SHIMANO 11-speed and 12-speed FREEHUB bodies\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-NZ\/products\/components\/pdp.P-CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSame width as an 11-speed cassette—no need to change your wheels\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePerfect for upgrading existing 11-speed bikes to 12-speed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🎯 Universal Groupset Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike the CS-R7100, the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCS-R7101 is compatible with both electronic and mechanical groupsets\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWorks seamlessly with Shimano 105 Di2 (R7150), mechanical 105 (R7100), Ultegra, and Dura-Ace\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🛡️ Premium Construction – Built to Last\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNickel-plated steel sprockets\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eoffer hard-wearing corrosion resistance\u003c\/span\u003e\u003ca href=\"https:\/\/www.jejamescycles.com\/product\/8006196\/shimano-105-shimano-cs-r7101-105-12-speed-cassette-11-34t\/option\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.sigmasports.com\/item\/Shimano\/CS-R7101-105-12-Speed-Cassette\/Z8DO?s=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLargest sprockets mounted on a lightweight aluminium spider\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eto reduce weight and increase rigidity\u003c\/span\u003e\u003ca href=\"https:\/\/www.jejamescycles.com\/product\/8006196\/shimano-105-shimano-cs-r7101-105-12-speed-cassette-11-34t\/option\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.sigmasports.com\/item\/Shimano\/CS-R7101-105-12-Speed-Cassette\/Z8DO?s=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCut-away and drilled sprockets\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efurther reduce weight without compromising rigidity\u003c\/span\u003e\u003ca href=\"https:\/\/www.jejamescycles.com\/product\/8006196\/shimano-105-shimano-cs-r7101-105-12-speed-cassette-11-34t\/option\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePearl-bright steel lockring\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eincluded\u003c\/span\u003e\u003ca href=\"https:\/\/www.jejamescycles.com\/product\/8006196\/shimano-105-shimano-cs-r7101-105-12-speed-cassette-11-34t\/option\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.sigmasports.com\/item\/Shimano\/CS-R7101-105-12-Speed-Cassette\/Z8DO?s=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eDetail\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel No.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eCS-R7101-12\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSeries\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eSHIMANO 105 R7100\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpeeds\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e12\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eType\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eHG (Hyperglide+)\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eGear Combination\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e11-34T\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSprocket Teeth\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e11-12-13-14-15-17-19-21-24-27-30-34T\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-NZ\/products\/components\/pdp.P-CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAverage Weight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003e361g\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-NZ\/products\/components\/pdp.P-CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpline Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eHG spline L2 (ROAD 12-speed dedicated)\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFreehub Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eSHIMANO 11-speed \u0026amp; 12-speed road freehub bodies\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpider\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e1× aluminium spider arm\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMaterial\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eSteel sprockets (nickel-plated), aluminium spider (anodised)\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2759128.html?origin=CP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible Chain\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eHG 12-speed (CN-M9100 \/ CN-M8100 \/ CN-M7100 \/ CN-M6100)\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eColour\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eSilver\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2759128.html?origin=CP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e✅ Compatible With:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eGroupsets:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano 105\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eR7100 (mechanical) \u0026amp; R7150 (Di2)\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano Ultegra\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eR8100 \/ R8170\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano Dura-Ace\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eR9200 \/ R9270\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShift\/Brake Levers:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eST-R7120, ST-R7170, ST-R8150, ST-R8170, ST-R9250, ST-R9270\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRear Derailleurs:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRD-R7100, RD-R7150, RD-R8150, RD-RX820, RD-R9250\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChains (recommended):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCN-M9100 (XTR), CN-M8100 (XT), CN-M7100 (SLX \/ 105), CN-M6100 (Deore)\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2759128.html?origin=CP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFreehub Bodies:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSHIMANO 11-speed road freehub bodies\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSHIMANO 12-speed road freehub bodies (HG L2)\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eWhy Choose Shimano 105 CS-R7101?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eCS-R7101 (105)\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eCS-R8101 (Ultegra)\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eCS-R9200 (Dura-Ace)\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e361g\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e~346g\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e~223g (11-30T)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSprocket Material\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNickel-plated steel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNickel-plated steel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTitanium\/Steel\/Aluminium\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpider\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAluminium\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAluminium\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCarbon\/Aluminium\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFreehub Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e11s \u0026amp; 12s\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e11s \u0026amp; 12s\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e12s only\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePrice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐ Best value\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐ Mid-range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Premium\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBest For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eValue-focused riders \/ Upgrades\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEnthusiasts\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRacers \/ Ultimate performance\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"With only about 15 grams more weight than the Ultegra model, it offers fast and smooth shifting, even when you pedal hard.\"\u003c\/span\u003e\u003c\/em\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eWhat Riders Are Saying\u003c\/span\u003e\u003c\/h2\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"Great alternative to the more expensive Ultegra variant.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMantel Customer\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"Reliable shifting performance and high shifting speed even when you're standing on the pedals.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMantel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"Quickly replaced, previous one lasted 8000km.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMantel Customer\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"Even under maximum load, faster gear changes are possible with the CS-R7101-12, which also feel so smooth that gear changes are barely noticeable.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBIKE24\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2759128.html?origin=CP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eWhat's in the Box\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eShimano CS-R7101-12 Cassette × 1 (11-34T)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eShimano steel lockring × 1\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike-components.de\/en\/Shimano\/105-CS-R7101-12-12-speed-Cassette-p91915\/?o=1000370256-silver-11-34\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eTechnical Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFreehub Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eCompatible with both\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSHIMANO 11-speed and 12-speed road freehub bodies\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChain Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFor optimal performance, use with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSHIMANO HG 12-speed chains\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(CN-M9100 \/ M8100 \/ M7100 \/ M6100)\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpline Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUses\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHG spline L2\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e—dedicated 12-speed road spline with specific engagement features\u003c\/span\u003e\u003ca href=\"https:\/\/bike.shimano.com\/en-EU\/product\/component\/shimano105-r7100-mechanical\/CS-R7101-12.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInstallation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eRequires a cassette lockring tool and chain whip. Torque lockring to\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e40 Nm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMaintenance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eNickel-plated finish offers hard-wearing corrosion resistance—clean regularly with degreaser and re-lubricate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLifespan:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eTypical lifespan 5,000–8,000km depending on riding conditions and maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eAbout Shimano 105\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003eFirst launched in 1982, Shimano 105 has been the choice of dedicated amateur riders and enthusiasts for over 40 years. For its 40th anniversary, 105 received its ultimate upgrade with 12-speed Di2 electronic shifting\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2759128.html?origin=CP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. The CS-R7101 cassette continues this legacy—bringing the same Hyperglide+ technology, refined gear ratios, and exceptional reliability found on top-tier groupsets to a price point that makes premium performance accessible to every rider.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUpgrade to 105-level drivetrain performance. Add the Shimano CS-R7101 to your cart today!\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"11-34T","offer_id":54147073147244,"sku":null,"price":360.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0980\/6210\/6988\/files\/SHIMANO105HGCASSETTE12s_3.jpg?v=1786085303","url":"https:\/\/watts-lab.myshopify.com\/products\/shimano-105-cs-r7101-12-speed-cassette","provider":"WATTS LAB ","version":"1.0","type":"link"}