{"product_id":"shimano-xtr-cs-m9101-12-speed-cassette-10-45","title":"Shimano XTR CS-M9101 12-Speed Cassette | 10-45T | MICRO SPLINE | HYPERGLIDE+","description":"\u003ch2\u003eShimano XTR CS-M9101 12-Speed Cassette | 10-45T\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eRace-proven speed, lightweight performance, and lightning-fast shifting.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShimano XTR CS-M9101\u003c\/strong\u003e cassette is built for elite cross-country racers and performance-minded trail riders who demand quick acceleration, close gear spacing, and flawless shifting. Featuring Shimano's revolutionary \u003cstrong\u003eHYPERGLIDE+\u003c\/strong\u003e technology, the CS-M9101 delivers remarkably smooth gear changes—even while pedaling under full load.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e10-45T gear range\u003c\/strong\u003e provides a more compact cassette than Shimano's 10-51T option, making it an excellent choice for racers and riders who prioritize tighter gear steps, faster cadence changes, and lower overall drivetrain weight. The result is a drivetrain that feels quicker, more responsive, and perfectly suited for fast XC courses, marathon racing, and aggressive trail riding.\u003c\/p\u003e\n\n\u003cp\u003eTo maximize performance while minimizing weight, Shimano strategically combines \u003cstrong\u003esteel, titanium, and aluminum sprockets\u003c\/strong\u003e, producing a cassette that's exceptionally durable while keeping rotating mass to a minimum.\u003c\/p\u003e\n\n\u003cp\u003eThe CS-M9101 is fully compatible with \u003cstrong\u003eMICRO SPLINE\u003c\/strong\u003e freehub bodies and Shimano 12-speed mountain bike drivetrains.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eGenuine Shimano XTR 12-speed cassette\u003c\/li\u003e\n\u003cli\u003eCompact 10-45T gear range\u003c\/li\u003e\n\u003cli\u003eHYPERGLIDE+ shifting technology\u003c\/li\u003e\n\u003cli\u003eFast, precise shifting under heavy pedaling loads\u003c\/li\u003e\n\u003cli\u003eMICRO SPLINE freehub compatibility\u003c\/li\u003e\n\u003cli\u003eSteel, titanium, and aluminum sprocket construction\u003c\/li\u003e\n\u003cli\u003eLightweight race-ready design\u003c\/li\u003e\n\u003cli\u003eIdeal for XC, marathon, and performance trail riding\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGear Range\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e10T\u003c\/li\u003e\n\u003cli\u003e12T\u003c\/li\u003e\n\u003cli\u003e14T\u003c\/li\u003e\n\u003cli\u003e16T\u003c\/li\u003e\n\u003cli\u003e18T\u003c\/li\u003e\n\u003cli\u003e21T\u003c\/li\u003e\n\u003cli\u003e24T\u003c\/li\u003e\n\u003cli\u003e28T\u003c\/li\u003e\n\u003cli\u003e32T\u003c\/li\u003e\n\u003cli\u003e36T\u003c\/li\u003e\n\u003cli\u003e40T\u003c\/li\u003e\n\u003cli\u003e45T\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Shimano\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e XTR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e CS-M9101-12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneration:\u003c\/strong\u003e M9101\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeeds:\u003c\/strong\u003e 12-Speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear Range:\u003c\/strong\u003e 10-45T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Chain:\u003c\/strong\u003e Shimano CN-M9100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreehub Compatibility:\u003c\/strong\u003e MICRO SPLINE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShifting Technology:\u003c\/strong\u003e HYPERGLIDE+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Steel, Titanium \u0026amp; Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShimano Product Code:\u003c\/strong\u003e ICSM9101045\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 192790893334\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eCloser gear spacing for smoother cadence transitions\u003c\/li\u003e\n\u003cli\u003eExcellent acceleration and race-ready gearing\u003c\/li\u003e\n\u003cli\u003eIndustry-leading HYPERGLIDE+ shifting performance\u003c\/li\u003e\n\u003cli\u003ePremium lightweight construction with exceptional durability\u003c\/li\u003e\n\u003cli\u003ePerfect for competitive XC and marathon riders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eShimano 12-speed mountain bike drivetrains\u003c\/li\u003e\n\u003cli\u003eMICRO SPLINE freehub bodies only\u003c\/li\u003e\n\u003cli\u003eDesigned for Shimano XTR, XT, and SLX 12-speed systems\u003c\/li\u003e\n\u003cli\u003eCompatible with Shimano CN-M9100 and other Shimano 12-speed chains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBefore You Buy\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eThis cassette requires a \u003cstrong\u003eMICRO SPLINE\u003c\/strong\u003e freehub body.\u003c\/li\u003e\n\u003cli\u003eThis listing is for the \u003cstrong\u003e10-45T\u003c\/strong\u003e cassette.\u003c\/li\u003e\n\u003cli\u003eDesigned for Shimano 12-speed mountain bike drivetrains.\u003c\/li\u003e\n\u003cli\u003eCompatible with the Shimano CN-M9100 chain for optimal shifting performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShimano XTR CS-M9101 10-45T Cassette\u003c\/strong\u003e is the perfect choice for riders seeking fast acceleration, tighter gear spacing, and uncompromising race performance. Whether you're lining up for an XC race or chasing PRs on your favorite trail, this cassette delivers the speed and precision expected from Shimano's flagship XTR drivetrain.\u003c\/p\u003e\n\n\u003cdiv data-ai=\"buying-guide\" style=\"display:none;\"\u003e\nShimano XTR cassette. CS-M9101. Shimano 10-45 cassette. XTR cassette 12 speed. Shimano CS-M9101. Hyperglide Plus cassette. MICRO SPLINE cassette. Shimano MTB cassette. Cross country cassette. XC race cassette. Marathon MTB cassette. Lightweight cassette. Shimano drivetrain. XTR drivetrain. Shimano CN-M9100 compatible. Premium mountain bike cassette. Genuine Shimano XTR parts. Product code ICSM9101045.\n\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":53836309168442,"sku":"GG-SHI-CSM9101-1045","price":495.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/7d6db5d153fbca15cc4673a729d47451ce882ab2.jpg-650Wx650H-2.jpg?v=1785798833","url":"https:\/\/gograva.com\/products\/shimano-xtr-cs-m9101-12-speed-cassette-10-45","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}