{"product_id":"shimano-ultegra-12-speed-cassette-r8101","title":"Shimano Ultegra 12 speed Cassette - R8101","description":"\u003csection id=\"shopify-section-template--23843092594970__main\" class=\"shopify-section section\"\u003e\n\u003csection id=\"MainProduct-template--23843092594970__main\" class=\"section-template--23843092594970__main-padding gradient color-background-1\" data-section=\"template--23843092594970__main\"\u003e\n\u003cdiv class=\"page-width\"\u003e\n\u003cdiv class=\"product product--small product--left product--thumbnail_slider product--mobile-hide grid grid--1-col grid--2-col-tablet\"\u003e\n\u003cdiv class=\"product__info-wrapper grid__item product__info-wrapper--extra-padding scroll-trigger animate--slide-in\"\u003e\n\u003cdiv class=\"product__description rte quick-add-hidden\"\u003e\n\u003cp\u003eShimano Ultegra 12-Speed Cassette | CS-R8100 Road Bike Cassette\u003c\/p\u003e\n\u003cp\u003eDeveloped using Shimano's latest HYPERGLIDE+ technology, the Ultegra R8100 cassette provides smoother gear changes under load, allowing you to shift confidently whether you're climbing steep gradients, sprinting to the finish, or cruising on fast group rides.\u003c\/p\u003e\n\u003cp\u003eAvailable in multiple gear ratios, the Shimano Ultegra 12-speed cassette offers an ideal balance between lightweight performance and a wide gear range, making it suitable for racing, endurance riding, and training.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cbr\u003e- Shimano Ultegra CS-R8100 12-speed cassette\u003cbr\u003e- Smooth and fast HYPERGLIDE+ shifting performance\u003cbr\u003e- Compatible with Shimano 12-speed road drivetrains\u003cbr\u003e- Lightweight construction for improved climbing performance\u003cbr\u003e- Durable steel sprockets with alloy carrier for reduced weight\u003cbr\u003e- Optimised gear progression for efficient cadence management\u003cbr\u003e\u003cbr\u003eAvailable in popular ratios including:\u003cbr\u003e- 11-30T\u003cbr\u003e- 11-34T\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eShimano HYPERGLIDE+ Technology\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShimano's proven HYPERGLIDE+ technology delivers seamless shifting, even under heavy pedalling loads. Riders benefit from faster upshifts and smoother downshifts with minimal interruption to power, helping maintain momentum across varying terrain.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Shimano Ultegra R8100 cassette is compatible with:\u003c\/p\u003e\n\u003cp\u003eShimano Ultegra R8100 Di2 groupsets\u003cbr\u003eShimano Dura-Ace R9200 drivetrains\u003cbr\u003eShimano 12-speed road rear derailleurs\u003cbr\u003eShimano HG L2 freehub bodies\u003cbr\u003e\u003cbr\u003eSpecifications\u003cbr\u003eModel: CS-R8100\u003cbr\u003eSpeeds: 12-Speed\u003cbr\u003eSeries: Shimano Ultegra R8100\u003cbr\u003eTechnology: HYPERGLIDE+\u003cbr\u003eDiscipline: Road Cycling\u003cbr\u003eMaterial: Steel sprockets with alloy carrier\u003cbr\u003eAvailable Ratios: 11-30T, 11-34T (model dependent)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cproduct-info id=\"ProductInfo-template--23843092594970__main\" data-section=\"template--23843092594970__main\" data-url=\"\/products\/shimano-ultegra-r8100-12-speed-cassette\" class=\"product__info-container product__column-sticky\"\u003e\u003c\/product-info\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":45876603388039,"sku":"10736","price":2950.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/2535\/9751\/files\/BC_Upload_c7622204-b598-4f20-8ea5-2a0a3217ed9a-progressive.jpg?v=1789640876","url":"https:\/\/houtbaycycleco.co.za\/products\/shimano-ultegra-12-speed-cassette-r8101","provider":"Hout Bay Cycle Co.","version":"1.0","type":"link"}