{"product_id":"rk-excel-520so-114-520-o-ring-drive-chain-114-links","title":"RK Excel 520SO-114 520 O-Ring Drive Chain, 114 Links","description":"RK’s traditional round O-ring chain is a convenient blend of performance and affordability.  SO’s O-ring is constructed from Nitrite Butadiene to seal in lubrication and deliver smooth power with minimal seal ring drag or loss of horsepower. 520SO chains are suitable for low to mid-range CC motorcycles that came from the factory with sealed chains. 520SO can be used for both on street and off-road up to 400ccs. 520SO is available only in natural finish.\n\u003cp\u003eThe RK Excel 520SO-114 is a traditional round O-ring drive chain designed for low- to mid-range displacement motorcycles originally equipped with sealed chains. This 520-size steel chain provides a practical balance of dependable performance, smooth power delivery, and affordability for street motorcycles, off-road bikes, and ATVs up to 400cc. The chain is supplied in a natural finish and includes a clip-type master link for convenient installation.\u003c\/p\u003e\u003cp\u003eIts nitrile butadiene rubber O-rings help retain internal lubrication while limiting seal drag and power loss during operation. With a tensile strength of 6,900 pounds and a maximum rating of 60 horsepower, the RK Excel 520SO-114 is suitable for applications requiring reliable chain performance in everyday riding and recreational off-road use. Always confirm the motorcycle manufacturer’s recommended chain size, link count, and fitment before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Designed for compatible street motorcycles, off-road motorcycles, and ATVs using a 520 sealed chain, with applications up to 400cc and 60 horsepower. Manufacturer part number: 520SO-114. Vendor part number: 520SO-114.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 520 O-ring drive chain with 114 links\u003c\/li\u003e\n\u003cli\u003eModel: 520SO\u003c\/li\u003e\n\u003cli\u003eBrand: RK Excel\u003c\/li\u003e\n\u003cli\u003eManufacturer: RK Excel\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 520SO-114\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 520SO-114\u003c\/li\u003e\n\u003cli\u003eConstruction: Steel chain with nitrile butadiene O-rings\u003c\/li\u003e\n\u003cli\u003eTensile Strength: 6,900 pounds\u003c\/li\u003e\n\u003cli\u003eMaximum Rating: Up to 400cc for street, off-road, and ATV applications\u003c\/li\u003e\n\u003cli\u003eMaximum Horsepower: 60 horsepower\u003c\/li\u003e\n\u003cli\u003eMaster Link: Clip type included\u003c\/li\u003e\n\u003cli\u003eFinish: Natural steel\u003c\/li\u003e\n\u003cli\u003eFitment: Compatible with motorcycles and ATVs originally equipped with a 520 sealed chain\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RK EXCEL","offers":[{"title":"Default Title","offer_id":67558402687211,"sku":"691-1907","price":90.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/6c00-6936f294b2e70_7408285f-9e3d-4714-92dc-e4787a4841fe.png?v=1790761310","url":"https:\/\/ctracingservices.com\/products\/rk-excel-520so-114-520-o-ring-drive-chain-114-links","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}