{"product_id":"shimano-rt-cl900-140mm-center-lock-disc-brake-rotor","title":"Shimano RT-CL900 140mm Center Lock Disc Brake Rotor | DURA-ACE | ICE TECHNOLOGIES FREEZA | Internal Lock Ring","description":"\u003ch2\u003eShimano RT-CL900 140mm Center Lock Disc Brake Rotor | DURA-ACE\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eShimano's flagship road disc brake rotor delivers exceptional heat management, whisper-quiet braking, and race-ready performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Shimano RT-CL900 is the premium disc brake rotor developed for the latest DURA-ACE road groupsets, offering outstanding braking consistency, reduced noise, and advanced cooling performance. Whether you're racing, descending mountain passes, or pushing the pace on fast gravel roads, the RT-CL900 delivers confident braking with minimal fade.\u003c\/p\u003e\n\n\u003cp\u003eAt the heart of the rotor is Shimano's \u003cstrong\u003eICE TECHNOLOGIES FREEZA\u003c\/strong\u003e construction, combining stainless steel braking surfaces with an aluminum core and advanced cooling technologies to rapidly dissipate heat. Lower rotor temperatures help maintain braking consistency while extending brake pad life during prolonged descents.\u003c\/p\u003e\n\n\u003cp\u003eThe RT-CL900 also features a redesigned, reinforced rotor arm that minimizes heat-induced deformation and vibration. Combined with Shimano's heat dissipation coating, the result is one of the quietest braking experiences Shimano has ever produced without sacrificing weight or braking power.\u003c\/p\u003e\n\n\u003cp\u003eThis version includes a \u003cstrong\u003e140mm Center Lock rotor\u003c\/strong\u003e and a Shimano \u003cstrong\u003eCenter Lock internal serration lock ring\u003c\/strong\u003e for installation on compatible hubs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eShimano DURA-ACE RT-CL900 premium disc brake rotor\u003c\/li\u003e\n\u003cli\u003e140mm rotor diameter\u003c\/li\u003e\n\u003cli\u003eCenter Lock mounting system\u003c\/li\u003e\n\u003cli\u003eICE TECHNOLOGIES FREEZA cooling construction\u003c\/li\u003e\n\u003cli\u003eAdvanced heat dissipation coating\u003c\/li\u003e\n\u003cli\u003eReinforced rotor arm design reduces vibration and noise\u003c\/li\u003e\n\u003cli\u003eExcellent braking consistency on long descents\u003c\/li\u003e\n\u003cli\u003eLightweight performance construction\u003c\/li\u003e\n\u003cli\u003eIncludes Center Lock internal serration lock ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Riders Choose the RT-CL900\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eShimano's highest-performance road disc brake rotor\u003c\/li\u003e\n\u003cli\u003eExceptional cooling minimizes brake fade\u003c\/li\u003e\n\u003cli\u003eNoticeably quieter braking under heavy use\u003c\/li\u003e\n\u003cli\u003eExcellent modulation and braking control\u003c\/li\u003e\n\u003cli\u003eLightweight design for premium road and gravel bikes\u003c\/li\u003e\n\u003cli\u003eTrusted by competitive road cyclists and endurance riders\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 DURA-ACE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e RT-CL900\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Diameter:\u003c\/strong\u003e 140mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Standard:\u003c\/strong\u003e Center Lock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling Technology:\u003c\/strong\u003e ICE TECHNOLOGIES FREEZA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Management:\u003c\/strong\u003e Heat Dissipation Coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Construction:\u003c\/strong\u003e Stainless Steel \/ Aluminum \/ Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Lock Ring:\u003c\/strong\u003e Internal Serration Center Lock Lock Ring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Pad Compatibility:\u003c\/strong\u003e Resin and Metallic (Sintered)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Hydraulic and Mechanical Disc Brake Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Product Code:\u003c\/strong\u003e IRTCL900SSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 192790232706\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eRoad racing\u003c\/li\u003e\n\u003cli\u003eEndurance road cycling\u003c\/li\u003e\n\u003cli\u003eGravel riding\u003c\/li\u003e\n\u003cli\u003eCyclocross\u003c\/li\u003e\n\u003cli\u003ePerformance all-road bikes\u003c\/li\u003e\n\u003cli\u003eLong mountain descents\u003c\/li\u003e\n\u003cli\u003ePremium lightweight bike builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBefore You Buy\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eThis listing is for \u003cstrong\u003eone (1) 140mm Center Lock disc brake rotor\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCompatible only with \u003cstrong\u003eCenter Lock hubs\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eNot compatible with traditional 6-bolt hub mounting systems.\u003c\/li\u003e\n\u003cli\u003eAn \u003cstrong\u003einternal serration Center Lock lock ring is included\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCompatible with both resin and metallic brake pads.\u003c\/li\u003e\n\u003cli\u003eVerify that your frame, fork, brake caliper, and adapter are designed for a 140mm rotor before ordering.\u003c\/li\u003e\n\u003cli\u003eThe included internal lock ring installs using a Shimano cassette lockring tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShimano RT-CL900 140mm Disc Brake Rotor\u003c\/strong\u003e represents the pinnacle of Shimano road braking technology. Combining ICE TECHNOLOGIES FREEZA cooling, advanced heat management, and an exceptionally quiet rotor design, it delivers race-proven stopping power for riders who demand the very best from their braking system.\u003c\/p\u003e\n\n\u003cdiv data-ai=\"buying-guide\" style=\"display:none;\"\u003e\nShimano RT-CL900. Shimano CL900 rotor. Shimano DURA-ACE rotor. DURA-ACE disc brake rotor. RT-CL900 140mm. Shimano Center Lock rotor. ICE Technologies Freeza rotor. 140mm Center Lock rotor. Premium road bike rotor. Gravel bike disc rotor. Road racing brake rotor. Quiet disc brake rotor. Heat dissipation rotor. Lightweight brake rotor. Shimano hydraulic disc rotor. Resin pad compatible rotor. Metallic pad compatible rotor. High performance road rotor. Shimano premium rotor. Internal lock ring rotor. Replacement Center Lock rotor. Disc brake upgrade.\n\u003c\/div\u003e","brand":"Grava Adventure Corporation","offers":[{"title":"Default Title","offer_id":53809310269754,"sku":"GG-SHIM-RTCL900-140-CL","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/16b7d1ba7b1db1b32bb4a5126b7174dd1a84cd8f.jpg-650Wx650H.jpg?v=1785266604","url":"https:\/\/gograva.com\/products\/shimano-rt-cl900-140mm-center-lock-disc-brake-rotor","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}