{"product_id":"1984-2022-harley-davidson-big-twin-sportster-m8-mainshaft-quad-o-ring-20-pack","title":"1984-2022 Harley-Davidson Big Twin \/ Sportster \/ M8 Mainshaft Quad O-Ring (20 Pack)","description":"\u003cp\u003eThis mainshaft quad o-ring is engineered to create a high-pressure seal that prevents primary oil from migrating along the transmission shaft. The specialized four-lobed design provides multiple sealing surfaces to ensure a leak-free interface even under significant heat and vibration. These precision-molded components offer a dependable fit for technicians performing transmission service or primary drive maintenance.\u003c\/p\u003e\n\n\u003cp\u003eThis part fits 1984-2022 Harley-Davidson Big Twin, Milwaukee-Eight, and Sportster models equipped with a five or six-speed transmission.\u003c\/p\u003e","brand":"Harley-Davidson","offers":[{"title":"Default Title","offer_id":52660112359648,"sku":"NF11165-20","price":5.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/8451\/9648\/files\/MainshaftQuadO-Ring20-Pack_NF11165-20.png?v=1779105176","url":"https:\/\/nightforgeparts.com\/products\/1984-2022-harley-davidson-big-twin-sportster-m8-mainshaft-quad-o-ring-20-pack","provider":"Night Forge Parts","version":"1.0","type":"link"}