{"product_id":"hayden-primary-chain-tensioner-sportsters-39-1205","title":"Hayden Primary Chain Tensioner - Sportsters — Harley-Davidson Sportster 1200 Custom, Super Low, Iron 883 (2004-2019)","description":"\u003cp\u003eHayden primary chain tensioner for Sportster V-twins, automatically adjusts tension during acceleration and deceleration to eliminate clunking on shifts and deliver a smoother ride. Direct-fit replacement designed to keep primary chain wear even and engagement positive.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomatic tension adjustment during acceleration and deceleration\u003c\/li\u003e\n  \u003cli\u003eEliminates transmission clunk on shifts\u003c\/li\u003e\n  \u003cli\u003eMaintains proper chain tension under load\u003c\/li\u003e\n  \u003cli\u003eSmoother overall ride quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Hayden\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e M6-XL5-2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4.45 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 7 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 2.25 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.305 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin Harley-Davidson Sportster motorcycles.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does a primary chain tensioner do?\u003c\/h3\u003e\n\u003cp\u003eIt automatically adjusts tension on the primary chain during acceleration and deceleration, keeping it properly seated to reduce clunk and wear.\u003c\/p\u003e\n\u003ch3\u003eWill this eliminate all transmission noise?\u003c\/h3\u003e\n\u003cp\u003eIt significantly reduces clunking on shifts by maintaining steady chain tension. Some mechanical noise is normal in any V-twin primary.\u003c\/p\u003e\n\u003ch3\u003eIs installation difficult?\u003c\/h3\u003e\n\u003cp\u003eInstallation requires basic hand tools and mechanical knowledge. Consult your service manual or a shop for guidance if unfamiliar with primary covers.\u003c\/p\u003e\n\u003ch3\u003eHow do I know if my primary chain needs a tensioner?\u003c\/h3\u003e\n\u003cp\u003eListen for a loud clunking sound during acceleration or deceleration, or if your primary chain is loose and won't stay properly tensioned.\u003c\/p\u003e","brand":"Hayden","offers":[{"title":"Default Title","offer_id":53035043520623,"sku":"39-1205","price":115.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_0ef93f17-4420-4e3d-ad0f-1b18d10fc5ad.png?v=1779560266","url":"https:\/\/vtwinbikers.com\/products\/hayden-primary-chain-tensioner-sportsters-39-1205","provider":"Vtwinbikers","version":"1.0","type":"link"}