{"product_id":"shimano-disc-rotor-rt-cl900-dura-ace-140mm","title":"Shimano Disc Rotor RT-CL900 Dura Ace 140mm","description":"\u003cp data-end=\"194\" data-start=\"0\"\u003eThe \u003cstrong data-end=\"50\" data-start=\"4\"\u003eShimano RT-CL900 Dura-Ace 140mm Disc Rotor\u003c\/strong\u003e is Shimano’s \u003cstrong data-end=\"115\" data-start=\"64\"\u003etop-tier road\/MTB performance Center Lock rotor\u003c\/strong\u003e, designed for \u003cstrong data-end=\"193\" data-start=\"130\"\u003eultra-quiet braking, low weight, and excellent heat control\u003c\/strong\u003e.\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"250\" data-start=\"196\"\u003eShimano Dura-Ace RT-CL900 140mm Center Lock Disc Rotor\u003c\/p\u003e\r\n\r\n\u003ch2 data-end=\"312\" data-section-id=\"i0zii0\" data-start=\"299\"\u003eWhat it is\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"321\" data-start=\"313\"\u003eThis is:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"512\" data-start=\"322\"\u003e\r\n\t\u003cli data-end=\"352\" data-section-id=\"18m50ay\" data-start=\"322\"\u003ea \u003cstrong data-end=\"352\" data-start=\"326\"\u003e140mm disc brake rotor\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"413\" data-section-id=\"3va4yy\" data-start=\"353\"\u003epart of Shimano’s \u003cstrong data-end=\"413\" data-start=\"373\"\u003eDura-Ace \/ XTR level RT-CL900 series\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"452\" data-section-id=\"hhg9v4\" data-start=\"414\"\u003euses \u003cstrong data-end=\"452\" data-start=\"421\"\u003eCenter Lock mounting system\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"512\" data-section-id=\"1h3dkp\" data-start=\"453\"\u003edesigned for \u003cstrong data-end=\"512\" data-start=\"468\"\u003ehigh-performance road and gravel braking\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"670\" data-start=\"514\"\u003eShimano positions it as a \u003cstrong data-end=\"583\" data-start=\"540\"\u003epremium “ICE TECHNOLOGIES FREEZA” rotor\u003c\/strong\u003e for maximum heat management and quiet operation.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"675\" data-start=\"672\"\u003e\r\n\u003ch2 data-end=\"692\" data-section-id=\"t4ytit\" data-start=\"677\"\u003eKey features\u003c\/h2\u003e\r\n\r\n\u003ch3 data-end=\"734\" data-section-id=\"1tw0a2j\" data-start=\"694\"\u003eICE TECHNOLOGIES FREEZA construction\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"883\" data-start=\"735\"\u003e\r\n\t\u003cli data-end=\"777\" data-section-id=\"1938vos\" data-start=\"735\"\u003emulti-layer steel + aluminum core design\u003c\/li\u003e\r\n\t\u003cli data-end=\"805\" data-section-id=\"bl6s40\" data-start=\"778\"\u003eimproves heat dissipation\u003c\/li\u003e\r\n\t\u003cli data-end=\"883\" data-section-id=\"vc95xf\" data-start=\"806\"\u003ereduces brake fade on long descents\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"888\" data-start=\"885\"\u003e\r\n\u003ch3 data-end=\"916\" data-section-id=\"1yz1qsz\" data-start=\"890\"\u003eNoise reduction design\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1092\" data-start=\"917\"\u003e\r\n\t\u003cli data-end=\"962\" data-section-id=\"c8frq2\" data-start=\"917\"\u003ereinforced rotor arm structure reduces flex\u003c\/li\u003e\r\n\t\u003cli data-end=\"1003\" data-section-id=\"1qfcg9w\" data-start=\"963\"\u003esmoother pad contact = quieter braking\u003c\/li\u003e\r\n\t\u003cli data-end=\"1092\" data-section-id=\"tfspf5\" data-start=\"1004\"\u003eengineered for minimal vibration at high speed\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1097\" data-start=\"1094\"\u003e\r\n\u003ch3 data-end=\"1126\" data-section-id=\"ru1lz4\" data-start=\"1099\"\u003eLightweight performance\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1217\" data-start=\"1127\"\u003e\r\n\t\u003cli data-end=\"1173\" data-section-id=\"zjkzfi\" data-start=\"1127\"\u003eextremely low rotational mass (race-focused)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1217\" data-section-id=\"pe4m8p\" data-start=\"1174\"\u003etypically used on Dura-Ace and XTR builds\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=\"1243\" data-section-id=\"pw1qo9\" data-start=\"1224\"\u003eAvailable sizes\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"1339\" data-start=\"1244\"\u003e\r\n\t\u003cli data-end=\"1287\" data-section-id=\"uj2ll6\" data-start=\"1244\"\u003e140mm (road rear \/ front on light riders)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1339\" data-section-id=\"fcpv8k\" data-start=\"1288\"\u003e160mm (front \/ heavier or more aggressive setups)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1344\" data-start=\"1341\"\u003e\r\n\u003ch2 data-end=\"1358\" data-section-id=\"ocxqwl\" data-start=\"1346\"\u003eRide feel\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1542\" data-start=\"1359\"\u003e\r\n\t\u003cli data-end=\"1394\" data-section-id=\"6vyc7z\" data-start=\"1359\"\u003every \u003cstrong data-end=\"1394\" data-start=\"1366\"\u003equiet and smooth braking\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"1436\" data-section-id=\"uywakl\" data-start=\"1395\"\u003estrong, consistent bite even under heat\u003c\/li\u003e\r\n\t\u003cli data-end=\"1477\" data-section-id=\"16ne3rn\" data-start=\"1437\"\u003eexcellent modulation (precise control)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1542\" data-section-id=\"tlu14m\" data-start=\"1478\"\u003enoticeably more refined than RT-CL800\/RT-CL700 or Deore rotors\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1547\" data-start=\"1544\"\u003e\r\n\u003ch2 data-end=\"1578\" data-section-id=\"xfc3x7\" data-start=\"1549\"\u003e140mm size characteristics\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1695\" data-start=\"1579\"\u003e\r\n\t\u003cli data-end=\"1614\" data-section-id=\"hlhbvd\" data-start=\"1579\"\u003elighter and more aerodynamic feel\u003c\/li\u003e\r\n\t\u003cli data-end=\"1648\" data-section-id=\"w6zcd9\" data-start=\"1615\"\u003elower braking torque than 160mm\u003c\/li\u003e\r\n\t\u003cli data-end=\"1695\" data-section-id=\"qnwk7b\" data-start=\"1649\"\u003etypically used at the \u003cstrong data-end=\"1695\" data-start=\"1673\"\u003erear on road bikes\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1734\" data-start=\"1697\"\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\u003cmi\u003eτ\u003c\/mi\u003e\u003cmo\u003e=\u003c\/mo\u003e\u003cmi\u003eF\u003c\/mi\u003e\u003cmo\u003e×\u003c\/mo\u003e\u003cmi\u003er\u003c\/mi\u003e\u003c\/mrow\u003e\u003cannotation encoding=\"application\/x-tex\"\u003e\\tau = F \\times r\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 mathnormal\"\u003eτ\u003c\/span\u003e\u003cspan class=\"mrel\"\u003e=\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord mathnormal\"\u003eF\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e×\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord mathnormal\"\u003er\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"1879\" data-start=\"1736\"\u003eSmaller radius = lower torque, which is why 140mm is paired with strong calipers on road setups for control rather than maximum stopping force.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"1884\" data-start=\"1881\"\u003e\r\n\u003ch2 data-end=\"1904\" data-section-id=\"1hx3z6s\" data-start=\"1886\"\u003eBest suited for\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"2056\" data-start=\"1905\"\u003e\r\n\t\u003cli data-end=\"1952\" data-section-id=\"um5bd5\" data-start=\"1905\"\u003eroad racing bikes (Dura-Ace \/ Ultegra builds)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1979\" data-section-id=\"169swvh\" data-start=\"1953\"\u003eperformance gravel bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"2003\" data-section-id=\"18txox4\" data-start=\"1980\"\u003elightweight XC builds\u003c\/li\u003e\r\n\t\u003cli data-end=\"2056\" data-section-id=\"1rblhea\" data-start=\"2004\"\u003eriders prioritizing \u003cstrong data-end=\"2056\" data-start=\"2026\"\u003elow weight + quiet braking\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"2061\" data-start=\"2058\"\u003e\r\n\u003ch2 data-end=\"2070\" data-section-id=\"1xwciez\" data-start=\"2063\"\u003ePros\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"2249\" data-start=\"2071\"\u003e\r\n\t\u003cli data-end=\"2108\" data-section-id=\"k2n82z\" data-start=\"2071\"\u003etop-level Shimano rotor performance\u003c\/li\u003e\r\n\t\u003cli data-end=\"2136\" data-section-id=\"odmfnm\" data-start=\"2109\"\u003eextremely quiet operation\u003c\/li\u003e\r\n\t\u003cli data-end=\"2179\" data-section-id=\"tqdpbm\" data-start=\"2137\"\u003eexcellent heat management for its weight\u003c\/li\u003e\r\n\t\u003cli data-end=\"2206\" data-section-id=\"wwslhp\" data-start=\"2180\"\u003every stable braking feel\u003c\/li\u003e\r\n\t\u003cli data-end=\"2249\" data-section-id=\"1w1f4is\" data-start=\"2207\"\u003ehigh-end build quality (ICE Tech Freeza)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"2254\" data-start=\"2251\"\u003e\r\n\u003ch2 data-end=\"2269\" data-section-id=\"1f14pki\" data-start=\"2256\"\u003eTrade-offs\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"2442\" data-start=\"2270\"\u003e\r\n\t\u003cli data-end=\"2310\" data-section-id=\"156rasa\" data-start=\"2270\"\u003eexpensive compared to Deore\/105 rotors\u003c\/li\u003e\r\n\t\u003cli data-end=\"2344\" data-section-id=\"1bk7vzr\" data-start=\"2311\"\u003enot necessary for casual riding\u003c\/li\u003e\r\n\t\u003cli data-end=\"2385\" data-section-id=\"1wyxlco\" data-start=\"2345\"\u003e140mm size has less raw stopping power\u003c\/li\u003e\r\n\t\u003cli data-end=\"2442\" data-section-id=\"1x2i1m9\" data-start=\"2386\"\u003eresin\/compatibility considerations depend on pads used\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"2447\" data-start=\"2444\"\u003e\r\n\u003ch2 data-end=\"2463\" data-section-id=\"1msgxz8\" data-start=\"2449\"\u003eBottom line\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"250\" data-start=\"196\"\u003e \u003c\/p\u003e\r\n\r\n\u003cp data-end=\"2710\" data-start=\"2464\"\u003eThe Shimano RT-CL900 140mm rotor is a \u003cstrong data-end=\"2555\" data-start=\"2502\"\u003epremium Dura-Ace\/XTR-level Center Lock disc rotor\u003c\/strong\u003e, built for riders who want \u003cstrong data-end=\"2665\" data-start=\"2583\"\u003emaximum braking refinement, silence, and heat control in a lightweight package\u003c\/strong\u003e, especially for road and performance setups.\u003c\/p\u003e\r\n","brand":"Shimano","offers":[{"title":"Default Title","offer_id":45432908251196,"sku":"RTCL900SSE","price":1625.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2261\/8940\/files\/23594_wqJFbb0YfFMca2oTLDb3Ev7lGrlhYTVYqn5aABIKvxsEktdV6Rlipd2qc06lPtZi5ruKmRNgSgKBfW-Ov2DFyAhlBcFzOVPOxye52r04Bw-MAJC5Ym1WIvh8hTrf3vlCXZDHHaI5shq4bBfsfEXdCIkOXApNaelNfmEZFhH7U6tRKcmhS.jpg?v=1779376504","url":"https:\/\/www.olympiccycles.co.za\/products\/shimano-disc-rotor-rt-cl900-dura-ace-140mm","provider":"Olympic Cycles","version":"1.0","type":"link"}