{"product_id":"hero-front-brake-master-cylinder-repair-kit-45530acp000s","title":"Hero Genuine Master Cylinder Repair Set for Karizma XMR, Mavrick \u0026 Xtreme 125\/160\/250 | 45530ACP000S","description":"\u003ch2\u003eHero Genuine Cylinder Set Master – 45530ACP000S\u003c\/h2\u003e\n\u003cp\u003eService the compatible motorcycle's hydraulic brake master cylinder with the correct \u003cstrong\u003eHero Genuine Cylinder Set Master\u003c\/strong\u003e. This genuine service component is identified by exact part number \u003cstrong\u003e45530ACP000S\u003c\/strong\u003e and catalogue number \u003cstrong\u003e45530-ACP-000\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe official Hero EPC lists this part for selected Karizma XMR, Mavrick and Xtreme applications, including special editions and newer OBD2 variants. It must be ordered by exact part number and model generation—not by appearance alone.\u003c\/p\u003e\n\n\u003ch3\u003eWhat This Product Is\u003c\/h3\u003e\n\u003cp\u003eThis is the internal service set used in the compatible hydraulic brake master-cylinder assembly. Buyers may also search for it as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaster-cylinder repair kit\u003c\/li\u003e\n\u003cli\u003eBrake master-cylinder piston set\u003c\/li\u003e\n\u003cli\u003eMaster-cylinder service set\u003c\/li\u003e\n\u003cli\u003eBrake pump repair kit\u003c\/li\u003e\n\u003cli\u003eCylinder set master\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis listing is not for the complete master-cylinder body, brake lever, reservoir or brake hose.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHero Genuine service component\u003c\/li\u003e\n\u003cli\u003eExact part number: \u003cstrong\u003e45530ACP000S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCatalogue number: \u003cstrong\u003e45530-ACP-000\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOfficial description: \u003cstrong\u003eCYLINDER SET MASTER\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for the compatible original hydraulic master cylinder\u003c\/li\u003e\n\u003cli\u003eSuitable for servicing worn or leaking internal master-cylinder components when the bore remains serviceable\u003c\/li\u003e\n\u003cli\u003ePart-number-specific fitment for accurate hydraulic operation\u003c\/li\u003e\n\u003cli\u003eRegular Hero spare part with MOQ of one set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConfirmed Compatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eS.No.\u003c\/th\u003e\n\u003cth\u003eHero model \/ EPC application\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eXMR TFT SPEEDO (April 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eKARIZMA FIGHTER EDITION (May 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eXMR OBD2 PHASE B BASE (April 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eTHE CENTENNIAL (October 2024)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eKARIZMA XMR (September 2023)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eTHUMBSUP THUNDERWHEEL (April 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003eMAVRICK (March 2024)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003eXTREME 125 XTEC2 (October 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003eXTREME 160 4V NEXT (October 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eXTREME 250R (March 2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eThese ten applications are taken directly from the Hero EPC Applicable Models result for 45530-ACP-000.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eFitment Note \/ Return Prevention Note\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMatch the complete part number before opening the package.\u003c\/strong\u003e Different Hero master-cylinder service sets can appear similar while using different piston sizes, seals, springs or hydraulic specifications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm exact part number \u003cstrong\u003e45530-ACP-000\u003c\/strong\u003e through the vehicle's chassis\/VIN-based Hero EPC.\u003c\/li\u003e\n\u003cli\u003eConfirm the exact model, edition, production month and brake-system configuration.\u003c\/li\u003e\n\u003cli\u003eDo not assume fitment for every Karizma, Mavrick or Xtreme variant.\u003c\/li\u003e\n\u003cli\u003eCompare the old master-cylinder assembly and internal service-set specification.\u003c\/li\u003e\n\u003cli\u003eDo not substitute another 45530-series kit unless Hero EPC shows an official supersession.\u003c\/li\u003e\n\u003cli\u003eDo not open, install or expose the set to brake fluid before confirming compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat You Will Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Hero Genuine Cylinder Set Master\u003c\/li\u003e\n\u003cli\u003ePart number: \u003cstrong\u003e45530ACP000S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe exact internal pieces supplied are determined by the sealed Hero package. The complete master-cylinder body, brake lever, reservoir, reservoir cap, diaphragm, brake hose, banjo bolt, sealing washers, brake fluid and tools are not included unless physically packed by Hero.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Details\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHero MotoCorp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOfficial description\u003c\/th\u003e\n\u003ctd\u003eCYLINDER SET MASTER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003e45530ACP000S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCatalogue number\u003c\/th\u003e\n\u003ctd\u003e45530-ACP-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem\u003c\/th\u003e\n\u003ctd\u003eHydraulic brake master cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eMaster-cylinder internal service set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003ctd\u003e1 set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMRP\u003c\/th\u003e\n\u003ctd\u003e₹220 inclusive of taxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMOQ\u003c\/th\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHero status\u003c\/th\u003e\n\u003ctd\u003eRegular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Note\u003c\/h3\u003e\n\u003cp\u003eThis is a safety-critical braking component and should be installed by a qualified motorcycle technician.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInspect the complete master-cylinder bore for scratches, corrosion and pitting.\u003c\/li\u003e\n\u003cli\u003eReplace the complete master-cylinder assembly if the bore is damaged beyond service limits.\u003c\/li\u003e\n\u003cli\u003eUse only the brake-fluid specification stated in the vehicle service manual.\u003c\/li\u003e\n\u003cli\u003eKeep the seals free from dirt, grease, mineral oil, fuel and incompatible chemicals.\u003c\/li\u003e\n\u003cli\u003eInspect the reservoir, brake hose, banjo washers and caliper before completing the repair.\u003c\/li\u003e\n\u003cli\u003eBleed the hydraulic system completely after installation.\u003c\/li\u003e\n\u003cli\u003eCheck for leakage and firm lever pressure.\u003c\/li\u003e\n\u003cli\u003ePerform a controlled low-speed brake test before normal road use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBuyer-Focused FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich models are confirmed for this part?\u003c\/strong\u003e\u003cbr\u003eThe official Hero EPC lists XMR TFT Speedo, Karizma Fighter Edition, XMR OBD2 Phase B Base, The Centennial, Karizma XMR, ThumbsUp Thunderwheel, Mavrick, Xtreme 125 XTEC2, Xtreme 160 4V Next and Xtreme 250R.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this the complete master cylinder?\u003c\/strong\u003e\u003cbr\u003eNo. This listing is for the internal Cylinder Set Master. The master-cylinder body, lever and reservoir are not included unless specifically packed by Hero.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill it fit every Karizma XMR?\u003c\/strong\u003e\u003cbr\u003eNo broad all-year claim should be assumed. Confirm the exact production version and part number through the chassis\/VIN-based Hero EPC.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill it fit the standard Xtreme 125R or Xtreme 160R 4V?\u003c\/strong\u003e\u003cbr\u003eThe EPC list specifically names Xtreme 125 XTEC2 and Xtreme 160 4V Next. Do not assume compatibility with other versions without exact EPC confirmation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan it be matched only by appearance?\u003c\/strong\u003e\u003cbr\u003eNo. Similar-looking master-cylinder service sets may differ internally and are not automatically interchangeable.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it include brake fluid?\u003c\/strong\u003e\u003cbr\u003eNo. Brake fluid is not included.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan it repair a scratched master-cylinder bore?\u003c\/strong\u003e\u003cbr\u003eNot necessarily. A damaged or corroded bore may require replacement of the complete master-cylinder assembly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan this part be returned after opening?\u003c\/strong\u003e\u003cbr\u003eA brake component that has been opened, installed, contaminated or exposed to brake fluid cannot be treated as unused. Confirm compatibility before opening the package.\u003c\/p\u003e","brand":"Hero MotoCorp","offers":[{"title":"Default Title","offer_id":51790718173479,"sku":"45530ACP000S","price":220.0,"currency_code":"INR","in_stock":true}],"url":"https:\/\/underthehood.co.in\/products\/hero-front-brake-master-cylinder-repair-kit-45530acp000s","provider":"UNDER THE HOOD","version":"1.0","type":"link"}