{"product_id":"aiuwizo-3500-lb-5-lug-trailer-hub-kit-5-on-4-5-2-set-for-84-tapered-spindle-1-1-16-1-3-8-with-bearings-seals","title":"AIUWIZO 3500 lb 5-Lug Trailer Hub Kit 5 on 4.5\" — 2-Set for #84 Tapered Spindle (1-1\/16\"–1-3\/8\") with Bearings \u0026 Seals","description":"\u003cp\u003e\u003cstrong\u003eAIUWIZO 2-set 3500 lb 5-lug trailer hub kit is a complete, heavy-duty idler hub assembly designed to fit 5 on 4.5\" bolt patterns and #84 tapered spindles (fits 1-1\/16\" to 1-3\/8\").\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eReplace worn hubs or assemble a dependable axle with a ready-to-install pair of hubs built for 3,500-pound trailer axles. This kit includes bearings, seals, fasteners and dust covers so you get everything needed for a correct installation for most utility and boat trailers that use a 5-lug, 4.5\" bolt pattern. The hubs are intended for tapered spindles only — they are not compatible with straight spindles.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I confirm this hub fits my trailer spindle?\u003c\/h3\u003e\n\u003cp\u003eMeasure your spindle diameter and bolt pattern before ordering. This assembly fits tapered spindles sized between 1-1\/16\" and 1-3\/8\" and uses a 5 on 4.5\" bolt pattern (measure center-to-center across outer holes).\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck spindle type: tapered only (not for straight spindles).\u003c\/li\u003e\n  \u003cli\u003eMeasure spindle diameter at the bearing seat: must fall in the 1-1\/16\"–1-3\/8\" range.\u003c\/li\u003e\n  \u003cli\u003eConfirm bolt pattern: 5 lug, 4.5\" (measure from outermost hole to center of opposite hole).\u003c\/li\u003e\n  \u003cli\u003eMatch load rating: intended for 3,500 lb trailer axles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat parts are included and what maintenance will keep them working?\u003c\/h3\u003e\n\u003cp\u003eThis kit ships as a complete set so you can swap both hubs without sourcing additional components. Basic care—regular inspections and greasing—extends service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 2 hubs, inner \u0026amp; outer bearings (L68149 \u0026amp; L44649), 2 grease seals, 2 spindle nuts, 10 lug nuts (1\/2\"-20), 2 washers, 2 cotter pins, 4 dust caps, and 4 spare rubber plugs.\u003c\/li\u003e\n  \u003cli\u003ePackaging: extra protective layers to limit transit damage and keep components straight.\u003c\/li\u003e\n  \u003cli\u003eMaintenance: repack bearings annually or every 3,000 miles; inspect seals and fasteners before travel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools or techniques help?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone familiar with wheel-end service, but follow the sequence provided with the kit to ensure proper bearing preload and seal seating. Use the right tools to avoid damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a torque wrench for spindle and lug nut tightening to manufacturer specs.\u003c\/li\u003e\n  \u003cli\u003eFor dust caps, tap on with a wood block and rubber mallet to prevent dents.\u003c\/li\u003e\n  \u003cli\u003eAlways install new seals and repack bearings with high-quality wheel bearing grease.\u003c\/li\u003e\n  \u003cli\u003eVerify cotter pin alignment and that the hub spins smoothly without play.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose this AIUWIZO hub kit over individual parts?\u003c\/h3\u003e\n\u003cp\u003eBuying the complete two-hub set ensures component compatibility and eliminates mismatched parts or missing fasteners. The kit is packaged to protect parts and includes spare plugs for long-term dust protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne vendor for all wheel-end components reduces installation errors.\u003c\/li\u003e\n  \u003cli\u003ePremium carbon steel construction resists corrosion and wear.\u003c\/li\u003e\n  \u003cli\u003eSealed dust cover design helps keep contaminants out of bearings.\u003c\/li\u003e\n  \u003cli\u003eExtras like spare rubber plugs and full protective packaging add value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This hub assembly set is intended for trailer owners, mechanics, and DIYers replacing or upgrading wheel ends on 3,500 lb axles that use a 5-lug 4.5\" bolt pattern and #84 tapered spindles. If your trailer uses straight spindles or a different bolt pattern, choose a kit matched to those specifications. Follow the included instructions and routine maintenance guidance for safe, long-lasting performance.\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: Will these hubs fit straight spindles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These hubs are designed only for tapered #84 spindles (1-1\/16\" to 1-3\/8\").\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What bolt pattern do these hubs use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They use a 5 on 4.5\" bolt pattern and are rated for 3,500 lb axles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AIUWIZO","offers":[{"title":"Default Title","offer_id":48084306264222,"sku":"B0G8GZPVNG","price":84.32,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/aiuwizo-hub-front-assembly.jpg?v=1785849506","url":"https:\/\/northtrailauto.ca\/products\/aiuwizo-3500-lb-5-lug-trailer-hub-kit-5-on-4-5-2-set-for-84-tapered-spindle-1-1-16-1-3-8-with-bearings-seals","provider":"North Trail Auto","version":"1.0","type":"link"}