{"product_id":"vertex-55910006640-piston-ring-for-replica-piston-66-40-mm-od","title":"Vertex Piston Ring for Replica Piston, 66.40 mm OD (55910006640)","description":"\u003cp\u003eThe VERTEX 55910006640 replacement piston ring is designed for use with compatible replica pistons requiring a 66.40 mm outside diameter ring. It provides a dependable replacement solution for maintaining proper piston performance and supporting consistent operation in demanding engine applications.\u003cbr\u003eThe ring is available with a nitride coating or chrome plating, depending on the specific configuration. These surface treatments help increase wear resistance and extend service durability, making the ring suitable for applications where piston components are exposed to friction, heat, and repeated cycling.\u003cbr\u003eUse the VERTEX part number 55910006640 to verify compatibility with your piston and engine application before installation. Proper fitment, installation, and ring-gap preparation are essential for reliable sealing and long-term performance. This replacement component is intended for customers seeking a quality VERTEX piston ring for service, rebuilding, or maintenance needs.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: VERTEX\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 55910006640\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Replacement piston ring\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatibility: Designed for compatible replica pistons\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOutside Diameter: 66.40 mm\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCoating Options: Nitride coated or chrome plated\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDurability: Increased wear resistance and extended service life\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eShips from Parts Unlimited.\u003c\/p\u003e","brand":"Vertex","offers":[{"title":"Default Title","offer_id":60117987131678,"sku":"55910006640","price":55.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1091\/7884\/7518\/files\/411975.png?v=1791117947","url":"https:\/\/shoplepier.com\/products\/vertex-55910006640-piston-ring-for-replica-piston-66-40-mm-od","provider":"LEPIER POWERSPORTS","version":"1.0","type":"link"}