{"product_id":"dayuan-adjustable-motorcycle-fork-seal-driver-35-50mm-split-weighted-carbon-steel-tool-for-seals","title":"DAYUAN Adjustable Motorcycle Fork Seal Driver 35–50mm — Split, Weighted Carbon Steel Tool for Seals","description":"\u003cp\u003e\u003cstrong\u003eDAYUAN's 35mm–50mm Adjustable Fork Seal Driver Set is a split, weighted carbon-steel tool designed to seat most motorcycle fork seals quickly and accurately without harming the seal.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen you service front forks, getting a new seal seated squarely and evenly matters more than speed alone. This adjustable driver set fits fork tubes from 35mm to 50mm and works on both conventional and inverted forks. Built from durable carbon steel with a split-body and weighted design, the tool helps push seals into place without deforming them, reducing the risk of leaks and repeat disassembly.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this tool make seal installation easier?\u003c\/h3\u003e\n\u003cp\u003eThe set streamlines the most finicky step of fork rebuilds by providing a purpose-built driver that centers and weights the seal while you tap it into the slider. That removes the need for improvised tools that can bite or cock the seal. The adjustable plastic fitting matches different seal diameters so the driver contacts the seal evenly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrevents seal misalignment and pinching during installation\u003c\/li\u003e\n  \u003cli\u003eWeighted body supplies even force for smooth seating\u003c\/li\u003e\n  \u003cli\u003eAdjustable range covers common fork tube sizes 35mm–50mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it work on both conventional and inverted forks?\u003c\/h3\u003e\n\u003cp\u003eYes — the driver is compatible with both fork types because its split design and adjustable collar let it adapt to how seals sit on either conventional or inverted setups. It’s intended for typical motorcycle and ATV fork seal geometries rather than unusual or proprietary designs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable diameter to fit standard motorcycle seals\u003c\/li\u003e\n  \u003cli\u003eSplit construction adapts to varying seal depths and shoulders\u003c\/li\u003e\n  \u003cli\u003eUseful for most sportbikes, cruisers, dirt bikes, and ATVs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and build features ensure longevity?\u003c\/h3\u003e\n\u003cp\u003eThe driver uses carbon steel for the main body to withstand repeated use and impact, while the plastic fitting is adjustable with three crosshead screws so you can precisely set the collar to the seal size. The weighted body design improves installation consistency without relying on excessive hammer force.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCarbon steel construction resists deformation over repeated jobs\u003c\/li\u003e\n  \u003cli\u003eThree screw adjustable plastic collar for secure fitment\u003c\/li\u003e\n  \u003cli\u003eSplit, weighted driver minimizes uneven seating and damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the DAYUAN fork seal driver correctly?\u003c\/h3\u003e\n\u003cp\u003eAfter removing the old seal and checking the stanchion for nicks, lubricate the new seal with fork oil and slide it onto the stanchion. Set the plastic fitting to the seal diameter by loosening the three crosshead screws, position the adapters against the seal, and slide the weighted driver until the seal seats firmly in the slider.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect stanchion and clean before installing the new seal\u003c\/li\u003e\n  \u003cli\u003eLubricate inner seal lip with fresh fork oil for smooth seating\u003c\/li\u003e\n  \u003cli\u003eAdjust collar, press driver, and slide until the seal is flush\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The DAYUAN 35mm–50mm Adjustable Fork Seal Driver Set is aimed at motorcycle mechanics, home wrenchers, and small shops that perform routine fork maintenance and want a reliable, repeatable way to seat seals. If you service multiple bikes or frequently rebuild forks, this tool reduces installation mistakes and saves time compared with makeshift methods. It is not a specialty driver for unusual OEM-only seal geometries, so check your seal diameter and shoulder style before use.\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: What fork diameters does this tool support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The DAYUAN driver adjusts to fit fork tubes and seals from 35mm up to 50mm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use it on both conventional and inverted forks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The split, weighted design and adjustable collar work on most conventional and inverted motorcycle forks.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DAYUAN","offers":[{"title":"Default Title","offer_id":48086800367774,"sku":"B0DLZC3119","price":52.92,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dayuan-fork-seal-driver-front-view.jpg?v=1785905606","url":"https:\/\/northtrailauto.ca\/products\/dayuan-adjustable-motorcycle-fork-seal-driver-35-50mm-split-weighted-carbon-steel-tool-for-seals","provider":"North Trail Auto","version":"1.0","type":"link"}