{"product_id":"shimano-rt-cl800-180mm-center-lock-disc-brake-rotor","title":"Shimano RT-CL800 180mm Center Lock Disc Brake Rotor | ICE TECHNOLOGIES FREEZA | External Lock Ring","description":"\u003ch2\u003eShimano RT-CL800 180mm Center Lock Disc Brake Rotor | ICE TECHNOLOGIES FREEZA\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePremium braking performance with advanced cooling technology for mountain bikes, gravel bikes, e-bikes, and demanding all-terrain riding.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Shimano RT-CL800 180mm Disc Brake Rotor is engineered for riders who demand powerful, consistent braking on long descents and technical terrain. As part of Shimano's premium Center Lock rotor lineup, the RT-CL800 combines exceptional heat management, quieter operation, and lightweight construction for confidence-inspiring performance in every ride.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing \u003cstrong\u003eICE TECHNOLOGIES FREEZA\u003c\/strong\u003e, the rotor utilizes a stainless steel and aluminum sandwich construction with integrated cooling fins to rapidly dissipate heat. Lower operating temperatures reduce brake fade, improve pad longevity, and deliver more consistent braking performance during prolonged or repeated braking.\u003c\/p\u003e\n\n\u003cp\u003eA newly reinforced rotor arm design increases overall stiffness while reducing heat-induced deformation and vibration. The result is smoother, quieter braking with improved modulation and control, especially on long descents where brake temperatures traditionally increase.\u003c\/p\u003e\n\n\u003cp\u003eThis version features a \u003cstrong\u003e180mm Center Lock rotor\u003c\/strong\u003e and includes a Shimano \u003cstrong\u003eCenter Lock external serration lock ring\u003c\/strong\u003e, making installation easy on hubs requiring an external lock ring.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e180mm Shimano Center Lock disc brake rotor\u003c\/li\u003e\n\u003cli\u003eICE TECHNOLOGIES FREEZA cooling system\u003c\/li\u003e\n\u003cli\u003eExcellent heat dissipation for consistent braking performance\u003c\/li\u003e\n\u003cli\u003eReinforced rotor arm reduces vibration and brake noise\u003c\/li\u003e\n\u003cli\u003eLightweight construction for performance riding\u003c\/li\u003e\n\u003cli\u003eOutstanding braking consistency on long descents\u003c\/li\u003e\n\u003cli\u003eCenter Lock mounting system\u003c\/li\u003e\n\u003cli\u003eIncludes external serration lock ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Riders Choose the RT-CL800\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSuperior cooling reduces brake fade during extended braking\u003c\/li\u003e\n\u003cli\u003eNoticeably quieter braking than previous Shimano rotor designs\u003c\/li\u003e\n\u003cli\u003eExcellent modulation and predictable stopping power\u003c\/li\u003e\n\u003cli\u003eIdeal for aggressive trail riding, gravel adventures, and e-bike use\u003c\/li\u003e\n\u003cli\u003eLightweight construction without sacrificing durability\u003c\/li\u003e\n\u003cli\u003ePremium Shimano engineering for reliable performance\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\u003eModel:\u003c\/strong\u003e RT-CL800\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Diameter:\u003c\/strong\u003e 180mm\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\u003eRotor Construction:\u003c\/strong\u003e Stainless Steel \/ Aluminum \/ Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Design:\u003c\/strong\u003e Reinforced Arm Structure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Lock Ring:\u003c\/strong\u003e External 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 IRTCL800ME\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 192790309569\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eTrail mountain bikes\u003c\/li\u003e\n\u003cli\u003eAll-mountain bikes\u003c\/li\u003e\n\u003cli\u003eGravel bikes\u003c\/li\u003e\n\u003cli\u003eAdventure bikes\u003c\/li\u003e\n\u003cli\u003eE-bikes\u003c\/li\u003e\n\u003cli\u003eLong mountain descents\u003c\/li\u003e\n\u003cli\u003ePerformance riding requiring increased braking power\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBefore You Buy\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eThis listing includes \u003cstrong\u003eone (1) 180mm 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\u003eexternal 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 180mm rotor before ordering.\u003c\/li\u003e\n\u003cli\u003eThe included external lock ring installs using a standard Hollowtech II bottom bracket tool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eShimano RT-CL800 180mm Disc Brake Rotor\u003c\/strong\u003e delivers the cooling efficiency, quiet braking, and dependable performance serious riders expect from Shimano. Whether you're descending steep mountain trails, riding loaded gravel routes, or adding braking power to an e-bike, the RT-CL800 provides consistent stopping performance ride after ride.\u003c\/p\u003e\n\n\u003cdiv data-ai=\"buying-guide\" style=\"display:none;\"\u003e\nShimano RT-CL800. Shimano CL800 rotor. Shimano Center Lock rotor. RT-CL800 180mm. 180mm Center Lock rotor. ICE Technologies Freeza rotor. Shimano mountain bike rotor. Trail bike brake rotor. Gravel bike brake rotor. E-bike brake rotor. Hydraulic disc brake rotor. Premium Shimano rotor. Quiet disc brake rotor. Cooling fin brake rotor. Heat dissipation rotor. Metallic pad compatible rotor. Resin pad compatible rotor. External lock ring Center Lock rotor. Shimano XT compatible rotor. Performance disc brake upgrade. Replacement Center Lock rotor.\n\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":53809336222010,"sku":"GG-SHIM-RTCL800-180-CL","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/6472b6ec71f672257353701236330467418f34fa.jpg-650Wx650H.jpg?v=1785267112","url":"https:\/\/gograva.com\/products\/shimano-rt-cl800-180mm-center-lock-disc-brake-rotor","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}