{"product_id":"hero-brake-disc-karizma-zmr-rear-disc-plate-43251kry971s","title":"Hero Genuine Rear Brake Disc (Rear Disc Plate) for Karizma ZMR – Part No. 43251KRY971S","description":"\u003cp data-start=\"571\" data-end=\"868\"\u003eBuy the \u003cstrong data-start=\"579\" data-end=\"629\"\u003eHero Genuine Rear Brake Disc \/ Rear Disc Plate\u003c\/strong\u003e for \u003cstrong data-start=\"634\" data-end=\"654\"\u003eHero Karizma ZMR\u003c\/strong\u003e with exact part number \u003cstrong data-start=\"678\" data-end=\"694\"\u003e43251KRY971S\u003c\/strong\u003e. This OEM rear brake rotor ensures correct fitment, reliable stopping and long service life—ideal for restorations and proper brake maintenance using genuine Hero packaging.\u003c\/p\u003e\n\u003ch2 data-start=\"870\" data-end=\"915\"\u003eDETAILED DESCRIPTION \u003c\/h2\u003e\n\u003cp data-start=\"916\" data-end=\"1264\"\u003eThe \u003cstrong data-start=\"920\" data-end=\"975\"\u003erear brake disc (rear disc plate \/ rear disc rotor)\u003c\/strong\u003e is the rotor mounted on the \u003cstrong data-start=\"1004\" data-end=\"1018\"\u003erear wheel\u003c\/strong\u003e that works with the brake caliper and pads to slow your bike safely and consistently. If your Karizma ZMR’s rear disc is \u003cstrong data-start=\"1140\" data-end=\"1211\"\u003escored, warped, vibrating under braking, or causing uneven pad wear\u003c\/strong\u003e, replacing it with the correct OEM part is critical.\u003c\/p\u003e\n\u003cp data-start=\"1266\" data-end=\"1665\"\u003e\u003cstrong data-start=\"1266\" data-end=\"1295\"\u003eHero Genuine 43251KRY971S\u003c\/strong\u003e is listed as \u003cstrong data-start=\"1309\" data-end=\"1329\"\u003e“DISK, RR BRAKE”\u003c\/strong\u003e and is intended for \u003cstrong data-start=\"1350\" data-end=\"1376\"\u003eKarizma ZMR (Sep 2009)\u003c\/strong\u003e fitment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e Using an OEM rotor matters because brake parts are safety-critical: genuine parts help maintain proper rotor alignment, correct mounting and predictable braking feel—especially important on higher-speed motorcycles like the Karizma platform.\u003c\/p\u003e\n\u003cp data-start=\"1667\" data-end=\"1892\"\u003eFor customers searching locally, this part is also commonly asked as \u003cstrong data-start=\"1736\" data-end=\"1791\"\u003erear brake disc \/ rear disc plate \/ rear disc rotor\u003c\/strong\u003e (rear “disk plate”). Order by \u003cstrong data-start=\"1822\" data-end=\"1850\"\u003epart number 43251KRY971S\u003c\/strong\u003e to avoid incorrect aftermarket match-ups.\u003c\/p\u003e\n\u003cp data-start=\"1894\" data-end=\"2045\"\u003eUnder The Hood supplies \u003cstrong data-start=\"1918\" data-end=\"1940\"\u003egenuine Hero parts\u003c\/strong\u003e with proper packing and careful dispatch, helping you avoid duplicate\/local parts and fitment surprises.\u003c\/p\u003e\n\u003ch2 data-start=\"2047\" data-end=\"2094\"\u003eKEY FEATURES \/ BENEFITS\u003c\/h2\u003e\n\u003cul data-start=\"2095\" data-end=\"2911\"\u003e\n\u003cli data-start=\"2095\" data-end=\"2212\"\u003e\n\u003cp data-start=\"2097\" data-end=\"2212\"\u003e\u003cstrong data-start=\"2097\" data-end=\"2127\"\u003eGenuine Hero MotoCorp part\u003c\/strong\u003e for correct fit and safe braking performance \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2213\" data-end=\"2329\"\u003e\n\u003cp data-start=\"2215\" data-end=\"2329\"\u003ePart No. \u003cstrong data-start=\"2224\" data-end=\"2240\"\u003e43251KRY971S\u003c\/strong\u003e – listed as \u003cstrong data-start=\"2253\" data-end=\"2289\"\u003eDISK, RR BRAKE (rear brake disc)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2330\" data-end=\"2444\"\u003e\n\u003cp data-start=\"2332\" data-end=\"2444\"\u003eAlso known as \u003cstrong data-start=\"2346\" data-end=\"2383\"\u003eRear Disc Plate \/ Rear Disc Rotor\u003c\/strong\u003e (common market name) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2445\" data-end=\"2535\"\u003e\n\u003cp data-start=\"2447\" data-end=\"2535\"\u003eIntended application: \u003cstrong data-start=\"2469\" data-end=\"2495\"\u003eKarizma ZMR (Sep 2009)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2536\" data-end=\"2639\"\u003e\n\u003cp data-start=\"2538\" data-end=\"2639\"\u003eHelps reduce \u003cstrong data-start=\"2551\" data-end=\"2585\"\u003ebrake judder \u0026amp; uneven pad wear\u003c\/strong\u003e when old rotor is worn (when paired with good pads)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2640\" data-end=\"2730\"\u003e\n\u003cp data-start=\"2642\" data-end=\"2730\"\u003eSafety-critical component: recommended for \u003cstrong data-start=\"2685\" data-end=\"2728\"\u003erestoration and correct OEM replacement\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2731\" data-end=\"2815\"\u003e\n\u003cp data-start=\"2733\" data-end=\"2815\"\u003eSupplied as \u003cstrong data-start=\"2745\" data-end=\"2756\"\u003e1 piece\u003c\/strong\u003e (single rear disc) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2816\" data-end=\"2911\"\u003e\n\u003cp data-start=\"2818\" data-end=\"2911\"\u003eBest practice: inspect pads \u0026amp; caliper condition during replacement for full braking benefit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2913\" data-end=\"2941\"\u003eCOMPATIBILITY TABLE\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2943\" data-end=\"3397\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2943\" data-end=\"3060\"\u003e\n\u003ctr data-start=\"2943\" data-end=\"3060\"\u003e\n\u003cth data-start=\"2943\" data-end=\"2951\" data-col-size=\"sm\"\u003eModel\u003c\/th\u003e\n\u003cth data-start=\"2951\" data-end=\"2970\" data-col-size=\"sm\"\u003eVariant \/ Engine\u003c\/th\u003e\n\u003cth data-start=\"2970\" data-end=\"2994\" data-col-size=\"sm\"\u003eType (Bike \/ Scooter)\u003c\/th\u003e\n\u003cth data-start=\"2994\" data-end=\"3012\" data-col-size=\"sm\"\u003eFuel \/ BS Stage\u003c\/th\u003e\n\u003cth data-start=\"3012\" data-end=\"3040\" data-col-size=\"sm\"\u003eYear Range (if available)\u003c\/th\u003e\n\u003cth data-start=\"3040\" data-end=\"3060\" data-col-size=\"md\"\u003ePosition \/ Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3180\" data-end=\"3397\"\u003e\n\u003ctr data-start=\"3180\" data-end=\"3397\"\u003e\n\u003ctd data-start=\"3180\" data-end=\"3194\" data-col-size=\"sm\"\u003eKarizma ZMR\u003c\/td\u003e\n\u003ctd data-start=\"3194\" data-end=\"3228\" data-col-size=\"sm\"\u003e(Model listed as “Karizma ZMR”)\u003c\/td\u003e\n\u003ctd data-start=\"3228\" data-end=\"3235\" data-col-size=\"sm\"\u003eBike\u003c\/td\u003e\n\u003ctd data-start=\"3235\" data-end=\"3261\" data-col-size=\"sm\"\u003ePetrol (confirm by VIN)\u003c\/td\u003e\n\u003ctd data-start=\"3261\" data-end=\"3294\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"3263\" data-end=\"3293\"\u003eSep 2009 (catalogue batch)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3294\" data-end=\"3397\" data-col-size=\"md\"\u003e\n\u003cstrong data-start=\"3296\" data-end=\"3333\"\u003eRear brake disc \/ rear disc plate\u003c\/strong\u003e – Part No. 43251KRY971S \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"3399\" data-end=\"3685\"\u003e\u003cspan style=\"color: rgb(245, 15, 15);\"\u003e\u003cstrong data-start=\"3399\" data-end=\"3420\"\u003eNote (important):\u003c\/strong\u003e Later Karizma ZMR catalogues list \u003cstrong data-start=\"3455\" data-end=\"3491\"\u003erear brake disc as 43251-KRY-981\u003c\/strong\u003e (different part number). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e If your bike is not the \u003cstrong data-start=\"3579\" data-end=\"3591\"\u003eSep 2009\u003c\/strong\u003e batch, please confirm the correct code with your \u003cstrong data-start=\"3641\" data-end=\"3668\"\u003eHero ASC using your VIN\u003c\/strong\u003e before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"3687\" data-end=\"3744\"\u003eTECHNICAL SPECIFICATIONS (BULLETS OR MINI TABLE)\u003c\/h2\u003e\n\u003cul data-start=\"3745\" data-end=\"4269\"\u003e\n\u003cli data-start=\"3745\" data-end=\"3816\"\u003e\n\u003cp data-start=\"3747\" data-end=\"3816\"\u003e\u003cstrong data-start=\"3747\" data-end=\"3763\"\u003ePart Number:\u003c\/strong\u003e 43251KRY971S \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3817\" data-end=\"3895\"\u003e\n\u003cp data-start=\"3819\" data-end=\"3895\"\u003e\u003cstrong data-start=\"3819\" data-end=\"3840\"\u003eHero Description:\u003c\/strong\u003e DISK, RR BRAKE \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3896\" data-end=\"3937\"\u003e\n\u003cp data-start=\"3898\" data-end=\"3937\"\u003e\u003cstrong data-start=\"3898\" data-end=\"3911\"\u003eCategory:\u003c\/strong\u003e Brake Disc \/ Rear Rotor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3938\" data-end=\"4024\"\u003e\n\u003cp data-start=\"3940\" data-end=\"4024\"\u003e\u003cstrong data-start=\"3940\" data-end=\"3953\"\u003ePosition:\u003c\/strong\u003e Rear wheel (rear brake disc) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4025\" data-end=\"4142\"\u003e\n\u003cp data-start=\"4027\" data-end=\"4142\"\u003e\u003cstrong data-start=\"4027\" data-end=\"4050\"\u003eCommon\/Local Names:\u003c\/strong\u003e Rear Disc Plate, Rear Brake Disc, Rear Disc Rotor \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4143\" data-end=\"4210\"\u003e\n\u003cp data-start=\"4145\" data-end=\"4210\"\u003e\u003cstrong data-start=\"4145\" data-end=\"4166\"\u003eQuantity per box:\u003c\/strong\u003e 1 \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4211\" data-end=\"4269\"\u003e\n\u003cp data-start=\"4213\" data-end=\"4269\"\u003e\u003cstrong data-start=\"4213\" data-end=\"4235\"\u003eCountry of Origin:\u003c\/strong\u003e India (Hero genuine supply chain)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"4271\" data-end=\"4297\"\u003eWHAT’S IN THE BOX\u003c\/h2\u003e\n\u003cul data-start=\"4298\" data-end=\"4420\"\u003e\n\u003cli data-start=\"4298\" data-end=\"4420\"\u003e\n\u003cp data-start=\"4300\" data-end=\"4420\"\u003e\u003cstrong data-start=\"4300\" data-end=\"4378\"\u003e1 x Hero Genuine Rear Brake Disc (Rear Disc Plate) – Part No. 43251KRY971S\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"4422\" data-end=\"4457\"\u003eINSTALLATION \u0026amp; USAGE NOTES\u003c\/h2\u003e\n\u003cul data-start=\"4458\" data-end=\"4873\"\u003e\n\u003cli data-start=\"4458\" data-end=\"4565\"\u003e\n\u003cp data-start=\"4460\" data-end=\"4565\"\u003eInstall via \u003cstrong data-start=\"4472\" data-end=\"4506\"\u003eHero Authorised Service Centre\u003c\/strong\u003e or an experienced mechanic (brakes are safety-critical).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4566\" data-end=\"4645\"\u003e\n\u003cp data-start=\"4568\" data-end=\"4645\"\u003eClean hub mounting surface; ensure disc sits flush (no rust\/dirt trapping).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4646\" data-end=\"4730\"\u003e\n\u003cp data-start=\"4648\" data-end=\"4730\"\u003eInspect and replace \u003cstrong data-start=\"4668\" data-end=\"4687\"\u003erear brake pads\u003c\/strong\u003e if worn; bed-in pads after installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4731\" data-end=\"4805\"\u003e\n\u003cp data-start=\"4733\" data-end=\"4805\"\u003eCheck caliper slide movement and brake fluid condition during the job.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4806\" data-end=\"4873\"\u003e\n\u003cp data-start=\"4808\" data-end=\"4873\"\u003eTest ride carefully and re-check braking feel before regular use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"5276\" data-end=\"5319\"\u003eFAQs \u003c\/h2\u003e\n\u003cp data-start=\"5321\" data-end=\"5491\"\u003e\u003cstrong data-start=\"5321\" data-end=\"5382\"\u003eQ1. Is 43251KRY971S an original Hero part or aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"5382\" data-end=\"5385\"\u003eIt is a \u003cstrong data-start=\"5393\" data-end=\"5421\"\u003eHero genuine part number\u003c\/strong\u003e listed as \u003cstrong data-start=\"5432\" data-end=\"5450\"\u003eDISK, RR BRAKE\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"5493\" data-end=\"5621\"\u003e\u003cstrong data-start=\"5493\" data-end=\"5534\"\u003eQ2. Which bike does 43251KRY971S fit?\u003c\/strong\u003e\u003cbr data-start=\"5534\" data-end=\"5537\"\u003eIt is listed for \u003cstrong data-start=\"5554\" data-end=\"5580\"\u003eKarizma ZMR (Sep 2009)\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"5623\" data-end=\"5866\"\u003e\u003cstrong data-start=\"5623\" data-end=\"5678\"\u003eQ3. My Karizma ZMR is 2011\/2012\/2014—will this fit?\u003c\/strong\u003e\u003cbr data-start=\"5678\" data-end=\"5681\"\u003eDo not assume. Later catalogues show a different rear disc code (\u003cstrong data-start=\"5746\" data-end=\"5763\"\u003e43251-KRY-981\u003c\/strong\u003e) for Karizma ZMR. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e Please confirm with Hero ASC using your VIN.\u003c\/p\u003e\n\u003cp data-start=\"5868\" data-end=\"6051\"\u003e\u003cstrong data-start=\"5868\" data-end=\"5921\"\u003eQ4. What is the common market name for this part?\u003c\/strong\u003e\u003cbr data-start=\"5921\" data-end=\"5924\"\u003eCommon names include \u003cstrong data-start=\"5945\" data-end=\"5964\"\u003erear brake disc\u003c\/strong\u003e, \u003cstrong data-start=\"5966\" data-end=\"5985\"\u003erear disc plate\u003c\/strong\u003e, and \u003cstrong data-start=\"5991\" data-end=\"6010\"\u003erear disc rotor\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"6053\" data-end=\"6233\"\u003e\u003cstrong data-start=\"6053\" data-end=\"6103\"\u003eQ5. When should I replace the rear disc rotor?\u003c\/strong\u003e\u003cbr data-start=\"6103\" data-end=\"6106\"\u003eIf you feel \u003cstrong data-start=\"6118\" data-end=\"6138\"\u003ejudder\/pulsation\u003c\/strong\u003e, see deep grooves\/scoring, or the disc is below service limit (measure as per service manual).\u003c\/p\u003e\n\u003cp data-start=\"6235\" data-end=\"6410\"\u003e\u003cstrong data-start=\"6235\" data-end=\"6294\"\u003eQ6. Should I change brake pads when replacing the disc?\u003c\/strong\u003e\u003cbr data-start=\"6294\" data-end=\"6297\"\u003eStrongly recommended if pads are worn or uneven—new disc with old pads can reduce performance and increase noise.\u003c\/p\u003e\n\u003cp data-start=\"6412\" data-end=\"6620\"\u003e\u003cstrong data-start=\"6412\" data-end=\"6461\"\u003eQ7. How do I confirm fitment before ordering?\u003c\/strong\u003e\u003cbr data-start=\"6461\" data-end=\"6464\"\u003eMatch the \u003cstrong data-start=\"6474\" data-end=\"6502\"\u003epart number 43251KRY971S\u003c\/strong\u003e with your \u003cstrong data-start=\"6513\" data-end=\"6527\"\u003ebike’s VIN\u003c\/strong\u003e at a Hero authorised service centre (best practice).\u003c\/p\u003e","brand":"UNDER THE HOOD","offers":[{"title":"Default Title","offer_id":50915490464039,"sku":null,"price":1580.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/hero_spare_parts.png?v=1776500759","url":"https:\/\/underthehood.co.in\/products\/hero-brake-disc-karizma-zmr-rear-disc-plate-43251kry971s","provider":"UNDER THE HOOD","version":"1.0","type":"link"}