{"product_id":"ek-520sro6-102-520-sro6-o-ring-chain-102-links","title":"EK 520SRO6-102 520 SRO6 O-Ring Chain, 102 Links","description":"For Dirt, ATV and Street applications.\n\u003cp\u003eThe EK 520SRO6-102 SRO6 O-Ring Chain is designed for dirt bike, ATV, and street applications that demand dependable power transfer and long service life. This Japanese-made 520-size chain features high-quality O-ring seals that retain lubricant inside the chain while helping keep water, mud, and other contaminants out. With 102 links, it is suitable for compatible motorcycle, dirt bike, and ATV drivetrains requiring this specific chain size and length.\u003c\/p\u003e\u003cp\u003eThe chain incorporates solid rollers and extended anti-kink bushings to help improve durability, reduce premature wear, and maintain smooth operation under demanding riding conditions. EK manufactures the chain with quad-staked riveting, securing the pins into the side plates for consistent assembly strength and dependable performance. These construction features make the SRO6 a practical replacement for applications where chain longevity and resistance to harsh riding environments are important.\u003c\/p\u003e\u003cp\u003eVerify your vehicle’s year, make, model, sprocket configuration, chain size, and required link count before installation. The EK manufacturer part number and vendor part number are both 520SRO6-102. Proper cleaning, lubrication, alignment, and tension adjustment are recommended to help maximize chain life and maintain reliable drivetrain performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eApplication: Designed for compatible dirt bike, ATV, and street motorcycle applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eChain Size: 520 chain configuration with 102 links\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSealing: High-quality O-ring seals help retain lubricant and keep water and mud out\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstruction: Solid rollers and extended anti-kink bushings support improved chain longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufacturing: Japanese-made chain with quad-staked pin riveting into the side plates\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFitment: Verify vehicle model, sprocket setup, chain size, and required link count before installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Numbers: EK manufacturer and vendor part number 520SRO6-102\u003c\/li\u003e\u003c\/ul\u003e","brand":"EK","offers":[{"title":"Default Title","offer_id":67551782764779,"sku":"69-26202","price":83.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/a1b5-5a383b23d72bc_1b3966ac-89a3-4b6f-802c-26660afb0bd2.jpg?v=1790725887","url":"https:\/\/ctracingservices.com\/products\/ek-520sro6-102-520-sro6-o-ring-chain-102-links","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}