{"product_id":"golknha-primary-cover-gasket-o-ring-kit-for-harley-sportster-1991-2003-oem-fit-leak-repair-seal","title":"GOLKNHA Primary Cover Gasket O-Ring Kit for Harley Sportster 1991–2003 — OEM Fit, Leak-Repair Seal","description":"\u003cp\u003e\u003cstrong\u003eGOLKNHA’s Primary Cover Gasket O-Ring Kit is a replacement sealing set engineered to stop primary drive oil leaks on Harley-Davidson Sportster models from 1991–2003.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Sportster shows signs of oil weeping around the primary cover, this kit supplies the critical O-rings and gasket needed to restore a reliable seal. Designed to match OEM fitment numbers 34995-89B, 25463-94A and 11000101, the set fits a broad range of XLH and XL Sportster variants — letting you repair the primary drive housing without fabricating parts or relying on uncertain aftermarket fits.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Sportster models will this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThe GOLKNHA kit covers many XL and XLH Sportster frames made between 1991 and 2003. Check your bike’s year and model code against the listed compatibilities to confirm fit before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with XLH1200, XL1200C, XL1200S, XL883C, XL883R and XLH883 family models\u003c\/li\u003e\n  \u003cli\u003eFits model years 1991–2003 across the listed Sportster variants\u003c\/li\u003e\n  \u003cli\u003eMatches manufacturer part numbers 25463-94A, 34995-89B and 11000101\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does installing this gasket and O-ring kit help my motorcycle?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn primary cover seals prevents oil leaks that can lower lubrication and accelerate wear. Fresh O-rings and a proper gasket restore the original sealing surfaces so internal components stay protected and clutch performance remains consistent.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStops leaks to maintain oil level and pressure in the primary case\u003c\/li\u003e\n  \u003cli\u003eProtects clutch pack and chain from contamination\u003c\/li\u003e\n  \u003cli\u003eIsolates internal parts from dirt and moisture that cause premature wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s included and are these parts easy to install?\u003c\/h3\u003e\n\u003cp\u003eThe package contains a primary cover gasket O-ring kit arranged to replace the common seal points on Sportster primary covers. Installation complexity depends on your experience; a backyard mechanic with a service manual and basic tools can complete the swap, while those unsure should consult a shop.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne complete primary cover gasket and set of O-rings tailored for Sportster applications\u003c\/li\u003e\n  \u003cli\u003eDirect OEM-compatible shapes to simplify gasket alignment during reassembly\u003c\/li\u003e\n  \u003cli\u003eRecommended: basic hand tools, torque wrench, and primary fluid for refill\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this kit affect engine performance or durability?\u003c\/h3\u003e\n\u003cp\u003eUsing the correct sealing components helps maintain the original performance and longevity of the primary drive. While not a performance upgrade, a leak-free primary keeps oil where it belongs, helping the drivetrain operate under designed lubrication conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePreserves engine and clutch life by preventing oil loss\u003c\/li\u003e\n  \u003cli\u003eSupports consistent primary chain tension and clutch operation\u003c\/li\u003e\n  \u003cli\u003eReduces risk of oil-related contamination to adjacent components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this kit is for: Motorcycle owners, DIY mechanics and professional technicians who maintain Harley-Davidson Sportster models from 1991 to 2003 and need an OEM-compatible gasket and O-ring replacement. If you’re addressing primary case seepage or doing scheduled maintenance on a Sportster XL\/XLH, this GOLKNHA kit provides the necessary seals to restore a dependable, leak-free primary housing. Confirm your model and part number compatibility before ordering; GOLKNHA offers a 1-year warranty and 24\/7 customer service for fitment questions or after-sales support.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this GOLKNHA kit fit a 1998 Sportster 1200?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit covers XL1200 models from 1996–2003, including 1998 Sportster 1200 variants.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is any additional sealant required when installing the gasket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special sealant is required for the gasket; follow torque specs and clean surfaces for a proper seal.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GOLKNHA","offers":[{"title":"Default Title","offer_id":48085752119454,"sku":"B0DK978XJ9","price":48.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/golknha-primary-cover-gasket-front-packaging.jpg?v=1785877188","url":"https:\/\/northtrailauto.ca\/products\/golknha-primary-cover-gasket-o-ring-kit-for-harley-sportster-1991-2003-oem-fit-leak-repair-seal","provider":"North Trail Auto","version":"1.0","type":"link"}