{"product_id":"jdmspeed-trailer-idler-hub-kits-for-3-500-lb-axles-5-on-4-5-set-of-2-with-bearings-seals-ez-lube-caps","title":"JDMSPEED Trailer Idler Hub Kits for 3,500 lb Axles — 5 on 4.5\" Set of 2 with Bearings, Seals \u0026 EZ-Lube Caps","description":"\u003cp\u003e\u003cstrong\u003eJDMSPEED Trailer idler hub kit set of 2 for 3,500 lb axles — ready with bearings, seals, grease caps and 1\/2\"-20 nuts to replace or upgrade your trailer hubs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese complete idler hub kits are designed to fit common 3,500 lb trailer and boat axles with a 5 on 4.5\" bolt pattern and 1\/2\"-20 studs. Each kit arrives pre-assembled with bearing races installed and includes the inner and outer cone bearings, grease seals sized 1.719\" x 2.565\", EZ-Lube grease caps with rubber plugs, plus the required cone wheel nuts. Built for 84-style spindles that use L68149 (inner) and L44649 (outer) bearings, this pair of hubs speeds up maintenance and ensures compatibility with many aftermarket trailer brake flanges and axles.\u003c\/p\u003e\n\n\u003ch3\u003eWill these hubs fit my trailer axle?\u003c\/h3\u003e\n\u003cp\u003eThey fit most 3,500 lb axles that use a 5 on 4.5\" bolt circle and 1\/2\"-20 studs, especially spindles that accept L68149 and L44649 bearings. The kits ship with races already installed so they’re ready to mount.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBolt pattern: 5 on 4.5\"\u003c\/li\u003e\n  \u003cli\u003eBearing set: inner L68149, outer L44649\u003c\/li\u003e\n  \u003cli\u003eThread size: 1\/2\"-20 cone wheel nuts included\u003c\/li\u003e\n  \u003cli\u003eDesigned for 84 spindles with 4-hole brake flange\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat hardware and parts are included in each kit?\u003c\/h3\u003e\n\u003cp\u003eEach kit contains everything needed to finish a hub installation—bearing cones, grease seals, grease caps, and cone wheel nuts are all part of the package. Two hubs are supplied to service both sides of an axle at once.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2x inner cone bearings L68149\u003c\/li\u003e\n  \u003cli\u003e2x outer cone bearings L44649\u003c\/li\u003e\n  \u003cli\u003e2x grease seals (1.719\" x 2.565\")\u003c\/li\u003e\n  \u003cli\u003e2x EZ-Lube grease caps with rubber plug\u003c\/li\u003e\n  \u003cli\u003e10 cone wheel nuts 1\/2\"-20 thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these kits simplify maintenance and installation?\u003c\/h3\u003e\n\u003cp\u003eRaces are factory-installed and studs are in place so mounting the hub is faster and cleaner than assembling individual components. The included EZ-Lube grease caps let you grease bearings without disassembly, reducing routine service time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-installed bearing races save assembly steps\u003c\/li\u003e\n  \u003cli\u003eEZ-Lube caps allow on-axle greasing\u003c\/li\u003e\n  \u003cli\u003eComplete hardware reduces parts hunting\u003c\/li\u003e\n  \u003cli\u003eThreaded cone nuts match common spindle specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these hubs compatible with braking components?\u003c\/h3\u003e\n\u003cp\u003eYes — the hubs are configured for use with common trailer brake flanges that match an 84 spindle and a 4-hole brake mounting pattern. Confirm your spindle and brake flange dimensions before installation to ensure fit and safe operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks with 4-hole brake flange on 84 spindles\u003c\/li\u003e\n  \u003cli\u003eBolt pattern aligns with standard trailer brake rotors\/drums\u003c\/li\u003e\n  \u003cli\u003eIdeal for matching existing axle hardware geometries\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: These JDMSPEED idler hub kits suit DIY trailer owners, boat trailer users, and mobile mechanics who need a reliable, ready-to-install replacement for 3,500 lb axles. If you want a two-hub set that includes bearings, seals, grease caps and the correct cone nuts for 1\/2\"-20 spindles—reducing installation time and ensuring parts compatibility—this kit provides the complete solution. Always double-check your spindle, bearing, and bolt pattern specifications before purchase to confirm fitment.\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: Do these hubs include bearings and seals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Each kit includes inner L68149 and outer L44649 cone bearings plus 1.719\" x 2.565\" grease seals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What bolt pattern and thread size do they use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They use a 5 on 4.5\" bolt pattern with 1\/2\"-20 cone wheel nuts and pre-installed studs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JDMSPEED","offers":[{"title":"Default Title","offer_id":48083982319774,"sku":"B07L9WKW3N","price":91.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/jdmspeed-front-hub.jpg?v=1785842175","url":"https:\/\/northtrailauto.ca\/products\/jdmspeed-trailer-idler-hub-kits-for-3-500-lb-axles-5-on-4-5-set-of-2-with-bearings-seals-ez-lube-caps","provider":"North Trail Auto","version":"1.0","type":"link"}