{"product_id":"rk-chain-525-heavy-duty-120-link-copy","title":"RK CHAIN 525 KRO","description":"\u003ch2\u003e\u003cspan\u003eRK 525KRO O-RING Motorcycle Drive Chain\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRK 525KRO O-RING Chain\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an economical, sealed motorcycle drive chain designed for everyday street riding. Manufactured by RK Japan, the KRO series combines durable high-carbon alloy steel construction with O-ring sealing technology to help retain lubrication, protect internal components and provide dependable performance for regular road use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAn excellent option for riders looking for a practical replacement motorcycle chain, the RK 525KRO balances durability, smooth power transmission and value for money.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eO-Ring Sealing for Reduced Wear\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe 525KRO uses nitrile butadiene rubber (NBR) O-rings between the chain plates to help retain lubricant around the pin and bush assemblies while limiting the entry of dirt and moisture. This sealed design helps reduce internal wear and supports longer service life compared with a conventional non-sealed chain, provided the chain is maintained correctly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDurable High-Carbon Alloy Steel Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eRK manufactures its O-ring chains using high-carbon alloy steel to provide strength and durability under normal riding loads. The chain is designed for consistent power transmission and everyday street use, making it suitable for compatible mid-capacity motorcycles within the manufacturer's specified application limits.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDesigned for Everyday Street Riding\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe RK KRO series is positioned as an economical O-ring chain range for general street riding and daily use. Its sealed construction helps protect the internal lubrication, while routine cleaning, lubrication and correct adjustment remain important for maximising service life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRK 525KRO Chain Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e RK Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSeries:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e KRO\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChain size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 525\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSeal type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e O-ring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTensile strength:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 38.3 kN\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer-listed application:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 400cc–800cc\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMaximum power rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Up to 130 HP, as listed by RK Europe\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eConnecting link:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Rivet-type master link\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 1.96 kg per 100 links\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant fitment information:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine capacity alone does not determine chain compatibility. Before ordering, confirm the required chain size, link count, master-link type and application suitability against your motorcycle manufacturer's specifications. Rivet-type connecting links require the correct riveting tool and proper installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eChoose the RK 525KRO for an affordable, sealed motorcycle drive chain from an established Japanese chain manufacturer.\u003c\/span\u003e\u003c\/p\u003e","brand":"RK Motorcycle Chains","offers":[{"title":"RK CHAIN 525KRO-120L","offer_id":62907754381471,"sku":"12-554-120","price":142.95,"currency_code":"AUD","in_stock":true},{"title":"RK CHAIN 525KRO-112L","offer_id":62907754479775,"sku":"12-554-112","price":132.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/8630\/7899\/files\/123895_481da87f-7510-4c20-8940-dc4cfeef414f.jpg?v=1794455724","url":"https:\/\/contactpatchperformancetyres.com.au\/products\/rk-chain-525-heavy-duty-120-link-copy","provider":"Contact Patch Performance Tyres","version":"1.0","type":"link"}