{"product_id":"renthal-c521-r4-srs-road-chain-356711525413","title":"Renthal C521 R4 Srs Road Chain","description":"\u003cdiv class=\"endo-copy-open\"\u003e\u003cp\u003eThe wrong part stalls the whole job. Check the details below against your bike before you order: if a spec isn't listed, we don't have it on record, and we'd rather you ask than guess.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"endo-copy-para\"\u003e\u003cp\u003eRenthal drivetrain \u0026amp; transmission parts. Cross-check part number C521 against the one you're replacing.\u003c\/p\u003e\u003c\/div\u003e\n\u003ctable class=\"spec-grid\"\u003e\n\u003ctr\u003e\n\u003cth\u003ePart type\u003c\/th\u003e\n\u003ctd\u003eDrivetrain \u0026amp; Transmission Parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003eC521\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003enew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cul class=\"spec-details\"\u003e\n\u003cli\u003eUniversal R4 SRS Road Chain (C521) by Renthal®\u003c\/li\u003e\n\u003cli\u003eRenthal R4 Chain: Ultimate durability and performance\u003c\/li\u003e\n\u003cli\u003eRenthal's R4 SRS Road chain is a specially developed sealed ring chain using Renthal's Self Regulating Seal (SRS) technology to increase the service life of the chain in road applications\u003c\/li\u003e\n\u003cli\u003eThe special SRS ring is pre-loaded during assembly creating a spring effect\u003c\/li\u003e\n\u003cli\u003eAs the chain wears, conventional O-rings and X-rings lose their seal; however, the SRS ring has the ability to unload itself during use keeping a tighter seal against the side plates\u003c\/li\u003e\n\u003cli\u003eThis offers increased longevity as the specially formulated grease remains trapped around the critical pin and bushing area longer while also keeping dirt, water and other contaminants out\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"endo-copy-close\"\u003e\u003cp\u003eNot sure it fits? Send us your make, model and year before you order and we'll check this part against your bike. Orders are dispatched from within the USA and fulfilled in 1 to 3 business days. If a part ever arrives faulty or not as described, a real person sorts it, backed by your consumer rights and our refund policy.\u003c\/p\u003e\u003c\/div\u003e","brand":"Endo Supply USA","offers":[{"title":"Default Title","offer_id":45246590550131,"sku":"356711525413","price":419.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/5480\/1523\/files\/356711525413.jpg?v=1784186869","url":"https:\/\/endosupplyus.com\/products\/renthal-c521-r4-srs-road-chain-356711525413","provider":"Endo Supply USA","version":"1.0","type":"link"}