{"product_id":"shimano-ultegra-cassette-cs-r8101-12-12-speed-11-12-13-14-15-16-17-19-21-24-27-30t","title":"SHIMANO ULTEGRA Cassette CS-R8101-12 12-speed 11-12-13-14-15-16-17-19-21-24-27-30T","description":"\u003ch3\u003eShimano Ultegra CS-R8100 – Redefining Road Shifting\u003c\/h3\u003e\n\u003cp\u003eShimano’s HYPERGLIDE+ technology has already transformed off-road shifting—now it’s your turn on the road. With the CS-R8100 12-speed cassette, riders can shift seamlessly under full load, whether climbing hard, sprinting, or racing a friend. No need to ease off your pedalling—every gear change is smooth, fast, and precise.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePeak Efficiency: Refined 12-step gear combination delivers optimal acceleration and cadence control for every racing scenario.\u003c\/li\u003e\n\u003cli\u003eSmooth Shifts Under Load: Perform seamless shifts even at maximal pedaling force, without compromising momentum.\u003c\/li\u003e\n\u003cli\u003eWide Compatibility: Works with both 12-speed and existing 11-speed Shimano road freehub bodies for flexible drivetrain setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCassette Model: CS-R8100\u003c\/li\u003e\n\u003cli\u003eSpeeds: 12-speed\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTechnology: HYPERGLIDE+\u003c\/li\u003e\n\u003cli\u003eCompatibility: Shimano 12-speed and 11-speed road freehub bodies\u003c\/li\u003e\n\u003cli\u003eWeight: \u003cspan\u003e291g (11-30t), \u003c\/span\u003e\u003cspan\u003e345g (11-34t)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":53464101716332,"sku":"ICSR810112130","price":179.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0960\/5519\/8060\/files\/ICSR810112130__14576.jpg?v=1782192860","url":"https:\/\/ospire.com.au\/products\/shimano-ultegra-cassette-cs-r8101-12-12-speed-11-12-13-14-15-16-17-19-21-24-27-30t","provider":"O'Spire","version":"1.0","type":"link"}