{"product_id":"ek-520-sro6-series-o-ring-drive-chain-120-links-part-number-520sro6-120","title":"EK 520 SRO6 Series O-Ring Drive Chain, 120 Links, Part Number 520SRO6-120","description":"520 SRO6 Series - Drive Chain - 120 Links\n\u003cp\u003eThe EK 520 SRO6 Series Drive Chain is a dependable replacement chain for powersports applications requiring durable performance and consistent power transfer. This 120-link chain is manufactured from high-tech heat-treated steel alloy to provide strength and long-term service life under demanding riding conditions. Its 520 size is designed for compatible motorcycle, ATV, and other powersports drivetrain applications.\u003c\/p\u003e\u003cp\u003eO-ring seals help retain lubricant inside the chain while limiting the entry of dirt, grit, and other contaminants. This design supports smooth operation, reduces wear on internal components, and helps extend chain service life when properly maintained. Lightening holes help reduce rotating mass while maintaining the structural integrity needed for reliable drivetrain performance.\u003c\/p\u003e\u003cp\u003eUse the EK 520 SRO6 Series as a replacement drive chain when the vehicle manufacturer specifies a compatible 520-size, 120-link O-ring chain. Confirm fitment against the application’s model, year, sprocket configuration, required chain length, and manufacturer specifications before installation. The manufacturer part number is 520SRO6-120, and the vendor part number is also 520SRO6-120.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 520 chain size for compatible powersports drivetrain applications\u003c\/li\u003e\n\u003cli\u003eModel: SRO6 Series O-ring drive chain\u003c\/li\u003e\n\u003cli\u003eLink Count: 120 links\u003c\/li\u003e\n\u003cli\u003eConstruction: High-tech heat-treated steel alloy for strength and durability\u003c\/li\u003e\n\u003cli\u003eSealing: O-ring seals help retain lubricant and keep out grit\u003c\/li\u003e\n\u003cli\u003eDesign: Lightening holes help reduce rotating mass\u003c\/li\u003e\n\u003cli\u003eBrand: EK\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 520SRO6-120\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 520SRO6-120\u003c\/li\u003e\n\u003cli\u003eFitment: Compatible with motorcycles, ATVs, and other powersports vehicles requiring a 520-size, 120-link O-ring chain\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EK","offers":[{"title":"Default Title","offer_id":67545130139883,"sku":"12220598","price":98.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/732707.png?v=1790655564","url":"https:\/\/ctracingservices.com\/products\/ek-520-sro6-series-o-ring-drive-chain-120-links-part-number-520sro6-120","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}