{"product_id":"shimano-cassette-cs-m8100-xt-10-51-12-speed","title":"Shimano Cassette Cs-M8100 Xt 10-51 12 Speed","description":"\u003cp data-end=\"264\" data-start=\"0\"\u003eThe \u003cstrong data-end=\"60\" data-start=\"4\"\u003eShimano CS-M8100 Deore XT 12-Speed Cassette (10–51T)\u003c\/strong\u003e is Shimano’s \u003cstrong data-end=\"104\" data-start=\"74\"\u003emid\/high-tier MTB cassette\u003c\/strong\u003e for the XT M8100 drivetrain, using the same modern Hyperglide+ and Micro Spline system as SLX and Deore, but with lighter construction and improved durability.\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"316\" data-start=\"266\"\u003eShimano Deore XT CS-M8100 12-Speed Cassette 10-51T\u003c\/p\u003e\r\n\r\n\u003ch2 data-end=\"378\" data-section-id=\"i0zii0\" data-start=\"365\"\u003eWhat it is\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"387\" data-start=\"379\"\u003eThis is:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"526\" data-start=\"388\"\u003e\r\n\t\u003cli data-end=\"417\" data-section-id=\"4n41mh\" data-start=\"388\"\u003ea \u003cstrong data-end=\"417\" data-start=\"392\"\u003e12-speed MTB cassette\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"456\" data-section-id=\"2o4w0x\" data-start=\"418\"\u003epart of the \u003cstrong data-end=\"456\" data-start=\"432\"\u003eDeore XT M8100 group\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"488\" data-section-id=\"1h3dz0m\" data-start=\"457\"\u003euses \u003cstrong data-end=\"488\" data-start=\"464\"\u003eHyperglide+ shifting\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"526\" data-section-id=\"1spugnf\" data-start=\"489\"\u003erequires a \u003cstrong data-end=\"526\" data-start=\"502\"\u003eMicro Spline freehub\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"574\" data-start=\"528\"\u003eIt sits above Deore M6100 and below XTR M9100.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"579\" data-start=\"576\"\u003e\r\n\u003ch2 data-end=\"603\" data-section-id=\"zl12zs\" data-start=\"581\"\u003eGear range (10–51T)\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"624\" data-start=\"604\"\u003eThe full gearing is:\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"663\" data-start=\"626\"\u003e\u003cspan class=\"inline-block align-middle\"\u003e\u003cspan class=\"katex\"\u003e\u003cspan class=\"katex-mathml\"\u003e\u003cmath xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"\u003e\u003csemantics\u003e\u003cmrow\u003e\u003cmn\u003e10\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e12\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e14\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e16\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e18\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e21\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e24\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e28\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e33\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e39\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e45\u003c\/mn\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmn\u003e51\u003c\/mn\u003e\u003c\/mrow\u003e\u003cannotation encoding=\"application\/x-tex\"\u003e10-12-14-16-18-21-24-28-33-39-45-51\u003c\/annotation\u003e\u003c\/semantics\u003e\u003c\/math\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"katex-html\"\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e10\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e12\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e14\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e16\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e18\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e21\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e24\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e28\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e33\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e39\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e45\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord\"\u003e51\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003ch3 data-end=\"685\" data-section-id=\"1j23gtg\" data-start=\"665\"\u003eWhat this means:\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"800\" data-start=\"686\"\u003e\r\n\t\u003cli data-end=\"740\" data-section-id=\"vohm4x\" data-start=\"686\"\u003e\n\u003cstrong data-end=\"695\" data-start=\"688\"\u003e10T\u003c\/strong\u003e = high-speed efficiency on flats\/downhills\u003c\/li\u003e\r\n\t\u003cli data-end=\"800\" data-section-id=\"7epu3\" data-start=\"741\"\u003e\n\u003cstrong data-end=\"750\" data-start=\"743\"\u003e51T\u003c\/strong\u003e = very easy climbing gear for steep MTB terrain\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"862\" data-start=\"802\"\u003eSame range as Deore M6100, but smoother and lighter in feel.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"867\" data-start=\"864\"\u003e\r\n\u003ch2 data-end=\"884\" data-section-id=\"t4ytit\" data-start=\"869\"\u003eKey features\u003c\/h2\u003e\r\n\r\n\u003ch3 data-end=\"910\" data-section-id=\"7t3194\" data-start=\"886\"\u003eHyperglide+ shifting\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1058\" data-start=\"911\"\u003e\r\n\t\u003cli data-end=\"934\" data-section-id=\"yc7aet\" data-start=\"911\"\u003eshifts \u003cstrong data-end=\"934\" data-start=\"920\"\u003eunder load\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"973\" data-section-id=\"m1f6om\" data-start=\"935\"\u003efaster gear changes both up and down\u003c\/li\u003e\r\n\t\u003cli data-end=\"1058\" data-section-id=\"132hebv\" data-start=\"974\"\u003esmoother chain engagement on rough terrain\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1063\" data-start=\"1060\"\u003e\r\n\u003ch3 data-end=\"1093\" data-section-id=\"1nrrlu1\" data-start=\"1065\"\u003eBeam Spider construction\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1217\" data-start=\"1094\"\u003e\r\n\t\u003cli data-end=\"1134\" data-section-id=\"1ur8bic\" data-start=\"1094\"\u003elarge cogs mounted on a spider carrier\u003c\/li\u003e\r\n\t\u003cli data-end=\"1175\" data-section-id=\"xycw2\" data-start=\"1135\"\u003ereduces weight and increases stiffness\u003c\/li\u003e\r\n\t\u003cli data-end=\"1217\" data-section-id=\"1gtxflb\" data-start=\"1176\"\u003eimproves shift consistency under torque\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1222\" data-start=\"1219\"\u003e\r\n\u003ch3 data-end=\"1248\" data-section-id=\"k5vtwm\" data-start=\"1224\"\u003eMixed material build\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1361\" data-start=\"1249\"\u003e\r\n\t\u003cli data-end=\"1283\" data-section-id=\"108ekat\" data-start=\"1249\"\u003esteel for most cogs (durability)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1328\" data-section-id=\"1gh63z8\" data-start=\"1284\"\u003ealuminum for largest gears (weight saving)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1361\" data-section-id=\"1wj7z7f\" data-start=\"1329\"\u003edesigned for long MTB lifespan\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1366\" data-start=\"1363\"\u003e\r\n\u003ch3 data-end=\"1393\" data-section-id=\"1jrn41k\" data-start=\"1368\"\u003eMicro Spline required\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1497\" data-start=\"1394\"\u003e\r\n\t\u003cli data-end=\"1423\" data-section-id=\"lvc48o\" data-start=\"1394\"\u003eallows the 10T smallest cog\u003c\/li\u003e\r\n\t\u003cli data-end=\"1497\" data-section-id=\"wj6emx\" data-start=\"1424\"\u003enot compatible with HG freehubs\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1502\" data-start=\"1499\"\u003e\r\n\u003ch2 data-end=\"1516\" data-section-id=\"ocxqwl\" data-start=\"1504\"\u003eRide feel\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"1541\" data-start=\"1517\"\u003eCompared to Deore M6100:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1674\" data-start=\"1542\"\u003e\r\n\t\u003cli data-end=\"1573\" data-section-id=\"gxn7r1\" data-start=\"1542\"\u003esmoother and quieter shifting\u003c\/li\u003e\r\n\t\u003cli data-end=\"1610\" data-section-id=\"15v75v5\" data-start=\"1574\"\u003eslightly lighter acceleration feel\u003c\/li\u003e\r\n\t\u003cli data-end=\"1642\" data-section-id=\"1gvd1eg\" data-start=\"1611\"\u003ebetter consistency under load\u003c\/li\u003e\r\n\t\u003cli data-end=\"1674\" data-section-id=\"13q5gsn\" data-start=\"1643\"\u003emore refined gear transitions\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1692\" data-start=\"1676\"\u003eCompared to XTR:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1785\" data-start=\"1693\"\u003e\r\n\t\u003cli data-end=\"1711\" data-section-id=\"1qkzlkk\" data-start=\"1693\"\u003eslightly heavier\u003c\/li\u003e\r\n\t\u003cli data-end=\"1742\" data-section-id=\"yqolr1\" data-start=\"1712\"\u003eslightly less refined finish\u003c\/li\u003e\r\n\t\u003cli data-end=\"1785\" data-section-id=\"r98cb3\" data-start=\"1743\"\u003ebut very close in real-world performance\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1790\" data-start=\"1787\"\u003e\r\n\u003ch2 data-end=\"1810\" data-section-id=\"1hx3z6s\" data-start=\"1792\"\u003eBest suited for\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1926\" data-start=\"1811\"\u003e\r\n\t\u003cli data-end=\"1831\" data-section-id=\"19v2xlk\" data-start=\"1811\"\u003eXC mountain biking\u003c\/li\u003e\r\n\t\u003cli data-end=\"1846\" data-section-id=\"xhtj2t\" data-start=\"1832\"\u003etrail riding\u003c\/li\u003e\r\n\t\u003cli data-end=\"1889\" data-section-id=\"i8hmnj\" data-start=\"1847\"\u003eaggressive climbing + descending terrain\u003c\/li\u003e\r\n\t\u003cli data-end=\"1926\" data-section-id=\"1bfxwxf\" data-start=\"1890\"\u003eriders upgrading from Deore or SLX\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1931\" data-start=\"1928\"\u003e\r\n\u003ch2 data-end=\"1940\" data-section-id=\"1xwciez\" data-start=\"1933\"\u003ePros\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"2097\" data-start=\"1941\"\u003e\r\n\t\u003cli data-end=\"1976\" data-section-id=\"1aizxvu\" data-start=\"1941\"\u003eexcellent Hyperglide+ performance\u003c\/li\u003e\r\n\t\u003cli data-end=\"2011\" data-section-id=\"1lgyqlg\" data-start=\"1977\"\u003every strong climbing range (51T)\u003c\/li\u003e\r\n\t\u003cli data-end=\"2040\" data-section-id=\"1pdkhrr\" data-start=\"2012\"\u003edurable steel construction\u003c\/li\u003e\r\n\t\u003cli data-end=\"2073\" data-section-id=\"13roexl\" data-start=\"2041\"\u003elighter and stiffer than Deore\u003c\/li\u003e\r\n\t\u003cli data-end=\"2097\" data-section-id=\"zogfno\" data-start=\"2074\"\u003eproven XT reliability\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"2102\" data-start=\"2099\"\u003e\r\n\u003ch2 data-end=\"2117\" data-section-id=\"1f14pki\" data-start=\"2104\"\u003eTrade-offs\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"2260\" data-start=\"2118\"\u003e\r\n\t\u003cli data-end=\"2180\" data-section-id=\"1ds6pkf\" data-start=\"2118\"\u003erequires Micro Spline hub (wheel compatibility check needed)\u003c\/li\u003e\r\n\t\u003cli data-end=\"2208\" data-section-id=\"t6nv43\" data-start=\"2181\"\u003eheavier than XTR cassette\u003c\/li\u003e\r\n\t\u003cli data-end=\"2260\" data-section-id=\"96yxpz\" data-start=\"2209\"\u003emore expensive than Deore M6100 for similar range\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"2265\" data-start=\"2262\"\u003e\r\n\u003ch2 data-end=\"2281\" data-section-id=\"1msgxz8\" data-start=\"2267\"\u003eBottom line\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"316\" data-start=\"266\"\u003e \u003c\/p\u003e\r\n\r\n\u003cp data-end=\"2540\" data-start=\"2282\"\u003eThe Shimano CS-M8100 XT 10–51T is a \u003cstrong data-end=\"2360\" data-start=\"2318\"\u003ehigh-performance 12-speed MTB cassette\u003c\/strong\u003e that delivers excellent durability, smooth Hyperglide+ shifting, and strong climbing range, making it one of the most balanced and reliable options in Shimano’s drivetrain lineup.\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"316\" data-start=\"266\"\u003e \u003c\/p\u003e\r\n","brand":"Shimano","offers":[{"title":"Default Title","offer_id":46232208474334,"sku":"ICSM8100051","price":3275.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1242\/8790\/files\/9219_2dsxtAqBbeTW.jpg?v=1750455436","url":"https:\/\/onlino-bicycle-shopco.shop\/products\/shimano-cassette-cs-m8100-xt-10-51-12-speed","provider":"Online Bicycle Shop","version":"1.0","type":"link"}