{"product_id":"ek-520rv3d-120c-520-series-rv3d-chain-with-nx2-rings-120-links","title":"EK 520RV3D-120C 520 Series RV3D Chain with NX2 Rings, 120 Links","description":"\u003cp\u003eThe EK 520RV3D-120C chain is a 520 Series roller chain designed for powersports applications requiring dependable drive performance and extended wear resistance. This chain features an RV3D configuration with NX2 ring seals, providing a durable barrier against dirt, moisture, and lubricant loss while helping protect internal components during demanding riding conditions.\u003c\/p\u003e\u003cp\u003eManufactured by EK and supplied under vendor part number 693-1020C, this chain includes 120 links and is intended for compatible 520 chain drive systems. Its sealed construction helps reduce maintenance requirements compared with non-sealed chain designs, making it suitable for street, sport, touring, off-road, and other applications where consistent power transfer and durability are important.\u003c\/p\u003e\u003cp\u003eVerify vehicle fitment before installation by matching the manufacturer’s chain specification, pitch, link count, sprocket compatibility, and required chain style. The EK 520RV3D-120C is a replacement chain component and may require link adjustment or additional installation hardware depending on the application. Proper installation, lubrication, tension adjustment, and routine inspection are recommended for optimal service life.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: EK\u003c\/li\u003e\n\u003cli\u003eManufacturer: EK Chain\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 520RV3D-120C\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 693-1020C\u003c\/li\u003e\n\u003cli\u003eChain Size: 520\u003c\/li\u003e\n\u003cli\u003eModel: RV3D\u003c\/li\u003e\n\u003cli\u003eSeal Type: NX2 ring seals\u003c\/li\u003e\n\u003cli\u003eLink Count: 120 links\u003c\/li\u003e\n\u003cli\u003eApplication: Compatible powersports and motorcycle 520 chain drive systems\u003c\/li\u003e\n\u003cli\u003eConstruction: Sealed roller chain designed to help retain lubricant and limit contamination\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EK","offers":[{"title":"Default Title","offer_id":67551439126763,"sku":"693-1020C","price":413.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/d049-677be8325e1c9.png?v=1790717960","url":"https:\/\/ctracingservices.com\/products\/ek-520rv3d-120c-520-series-rv3d-chain-with-nx2-rings-120-links","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}