{"product_id":"hero-xtreme-125r-chain-sprocket-kit-k41412acla000s","title":"Hero Xtreme 125R Chain Sprocket Kit | Genuine Drive Chain Set | K41412ACLA000S","description":"\u003ch2\u003eHero Xtreme 125R Genuine Chain Sprocket Kit – K41412ACLA000S\u003c\/h2\u003e\n\n\u003cp\u003eRestore smooth and reliable final-drive operation with the Hero Genuine \u003cstrong\u003eChain Sprocket Kit K41412ACLA000S\u003c\/strong\u003e for the Hero Xtreme 125\/Xtreme 125R platform.\u003c\/p\u003e\n\n\u003cp\u003eThis complete replacement set contains the three primary final-drive wear components: the drive chain, front drive sprocket and rear wheel sprocket. Replacing all three components together helps maintain correct engagement and prevents a new chain from running on excessively worn sprocket teeth.\u003c\/p\u003e\n\n\u003cp\u003eThis product is commonly searched as Xtreme 125R chain set, Xtreme 125R chain sprocket kit, Xtreme 125 chain kit, front and rear sprocket set, final-drive kit and K41412ACLA000S.\u003c\/p\u003e\n\n\u003ch3\u003eWhat This Product Is\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHero Genuine complete chain-and-sprocket replacement kit\u003c\/li\u003e\n  \u003cli\u003ePart number: \u003cstrong\u003eK41412ACLA000S\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eApplication: motorcycle final-drive system\u003c\/li\u003e\n  \u003cli\u003eSupplied as one complete kit\u003c\/li\u003e\n  \u003cli\u003eModel-specific replacement, not a universal chain set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGenuine Hero MotoCorp replacement kit\u003c\/li\u003e\n  \u003cli\u003eIncludes the drive chain and both sprockets\u003c\/li\u003e\n  \u003cli\u003eDesigned for correct chain-to-sprocket engagement\u003c\/li\u003e\n  \u003cli\u003eHelps restore smooth power transfer when worn components are replaced\u003c\/li\u003e\n  \u003cli\u003eSuitable for routine drivetrain maintenance and worn-chain replacement\u003c\/li\u003e\n  \u003cli\u003eReduces the risk of premature wear caused by mixing a new chain with old sprockets\u003c\/li\u003e\n  \u003cli\u003eCorrect OEM kit where part number K41412ACLA000S is specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConfirmed Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003eHero Xtreme 125 – 2024 application\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eHero Xtreme 125R – 2024 platform\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eHero Xtreme 125R OBD-II – April 2025, where K41412ACLA000S is confirmed\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIn some export markets, the corresponding motorcycle platform may be sold under the Hero Hunk 125R name. Indian buyers should order using the Xtreme 125R model and exact part number.\u003c\/p\u003e\n\n\u003ch3\u003eFitment Note \/ Return Prevention Note\u003c\/h3\u003e\n\u003cp\u003eDo not purchase this kit only because the motorcycle has a 125 cc engine. Chain length, pitch, sprocket offset and tooth count can differ across models.\u003c\/p\u003e\n\n\u003cp\u003eBefore ordering, confirm:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExact part number K41412ACLA000S\u003c\/li\u003e\n  \u003cli\u003eHero Xtreme 125\/Xtreme 125R model\u003c\/li\u003e\n  \u003cli\u003eManufacturing year and variant\u003c\/li\u003e\n  \u003cli\u003eExisting front and rear sprocket design\u003c\/li\u003e\n  \u003cli\u003eChain pitch, length and adjuster range\u003c\/li\u003e\n  \u003cli\u003eRear wheel and final-drive configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNo compatibility is claimed for Splendor, HF Deluxe, Passion, Glamour, Super Splendor, Achiever or other Hero motorcycles unless Hero specifically assigns the same kit to the exact vehicle.\u003c\/p\u003e\n\n\u003ch3\u003eWhat You Will Receive\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x Drive chain\u003c\/li\u003e\n  \u003cli\u003e1 x Front drive sprocket\u003c\/li\u003e\n  \u003cli\u003e1 x Rear wheel sprocket\u003c\/li\u003e\n  \u003cli\u003eHero Genuine kit part number K41412ACLA000S\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe following are not included unless present inside Hero’s sealed package:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFront sprocket lock plate or retaining bolt\u003c\/li\u003e\n  \u003cli\u003eRear sprocket nuts or bolts\u003c\/li\u003e\n  \u003cli\u003eRear wheel dampers\u003c\/li\u003e\n  \u003cli\u003eChain adjusters\u003c\/li\u003e\n  \u003cli\u003eChain lubricant\u003c\/li\u003e\n  \u003cli\u003eChain cover or chain slider\u003c\/li\u003e\n  \u003cli\u003eInstallation labour\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Details\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHero MotoCorp\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eK41412ACLA000S\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGenuine chain sprocket kit\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHero Xtreme 125\/Xtreme 125R\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDrive chain, front sprocket and rear sprocket\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 complete kit\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrivetrain Position\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFinal drive\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUniversal Product\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProfessional Installation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStrongly recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndia\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhen Replacement May Be Required\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFrequent chain adjustment is required\u003c\/li\u003e\n  \u003cli\u003eThe chain has tight and loose spots\u003c\/li\u003e\n  \u003cli\u003eSprocket teeth are hooked, pointed or unevenly worn\u003c\/li\u003e\n  \u003cli\u003eThe chain produces excessive noise despite correct lubrication\u003c\/li\u003e\n  \u003cli\u003eThe chain can be pulled excessively away from the rear sprocket\u003c\/li\u003e\n  \u003cli\u003eLinks are seized, rusted or damaged\u003c\/li\u003e\n  \u003cli\u003eThe service-limit measurement has been exceeded\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Note\u003c\/h3\u003e\n\u003cp\u003eInstallation should be performed by a trained motorcycle technician.\u003c\/p\u003e\n\n\u003cp\u003eThe technician should:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace the chain and both sprockets together\u003c\/li\u003e\n  \u003cli\u003eInspect the front sprocket retainer and rear sprocket fasteners\u003c\/li\u003e\n  \u003cli\u003eInspect the wheel dampers, chain slider and chain guides\u003c\/li\u003e\n  \u003cli\u003eSet rear-wheel alignment correctly\u003c\/li\u003e\n  \u003cli\u003eAdjust chain slack to Hero’s specification\u003c\/li\u003e\n  \u003cli\u003eTighten the front sprocket, rear sprocket and rear axle correctly\u003c\/li\u003e\n  \u003cli\u003eLubricate the chain after installation when required\u003c\/li\u003e\n  \u003cli\u003eRecheck chain slack after the initial running period\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAn over-tight chain can damage the chain, sprockets, output-shaft bearing and rear suspension movement. An excessively loose chain can jump, strike surrounding components or come off the sprocket.\u003c\/p\u003e\n\n\u003ch3\u003eBuyer-Focused FAQs\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ1. What is Hero part number K41412ACLA000S?\u003c\/strong\u003e\u003cbr\u003e\nIt is a Hero Genuine complete chain-and-sprocket kit for the Xtreme 125\/Xtreme 125R final-drive system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2. What is included in the kit?\u003c\/strong\u003e\u003cbr\u003e\nThe kit includes one drive chain, one front sprocket and one rear sprocket.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3. Should the chain and both sprockets be replaced together?\u003c\/strong\u003e\u003cbr\u003e\nYes. Replacing the complete set provides correct engagement and helps prevent premature wear.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ4. Is this only the chain?\u003c\/strong\u003e\u003cbr\u003e\nNo. This is the complete chain sprocket kit, not a chain-only listing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ5. Will it fit every Hero 125 cc motorcycle?\u003c\/strong\u003e\u003cbr\u003e\nNo. It is model-specific and should be used only where K41412ACLA000S is confirmed.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ6. Does it fit the Hero Xtreme 125R?\u003c\/strong\u003e\u003cbr\u003e\nYes. The Xtreme 125\/Xtreme 125R platform is the confirmed Indian application for this kit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ7. Does it fit Splendor, HF Deluxe, Passion or Glamour?\u003c\/strong\u003e\u003cbr\u003e\nNo compatibility with those models is claimed. They commonly use different chain-and-sprocket kits.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ8. Are sprocket nuts and locking hardware included?\u003c\/strong\u003e\u003cbr\u003e\nDo not assume they are included. Only the parts contained in the sealed Hero kit are supplied.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ9. Is professional installation required?\u003c\/strong\u003e\u003cbr\u003e\nIt is strongly recommended because chain slack, wheel alignment and fastener tightening directly affect safety and drivetrain life.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ10. How should chain life be maintained?\u003c\/strong\u003e\u003cbr\u003e\nKeep the chain correctly adjusted, clean and lubricated, and inspect it regularly for tight links, rust and abnormal sprocket wear.\u003c\/p\u003e","brand":"Hero MotoCorp","offers":[{"title":"Default Title","offer_id":51790712013095,"sku":"K41412ACLA000S","price":1390.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/060C9811-6113-4260-9523-26861A2E1CA0.jpg?v=1785963273","url":"https:\/\/underthehood.co.in\/products\/hero-xtreme-125r-chain-sprocket-kit-k41412acla000s","provider":"UNDER THE HOOD","version":"1.0","type":"link"}