{"product_id":"racewill-trailer-hub-wheel-bearing-kit-4-set-for-5200-6000-lb-tandem-axles-d42-spindle-fit","title":"Racewill Trailer Hub Wheel Bearing Kit 4-Set for 5200–6000 lb Tandem Axles, D42 Spindle Fit","description":"\u003cp\u003e\u003cstrong\u003eRacewill 4-set trailer hub wheel bearing kit supplies every part needed to rebuild four trailer hubs for 5200–6000 lb tandem axles with precise-fit bearings, races, seals and hardware.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis complete kit gathers inner and outer bearings, matching races, two sizes of grease seals, dust caps, spindle nuts and essential fasteners so you can service four trailer hubs in one go. Built from alloy steel with precision manufacturing, the components are sized to fit D42 spindles and axle ranges from 1.25\" to 1.75\". Whether you’re maintaining a boat trailer, utility trailer or other tandem-axle rig, the kit reduces parts-sourcing time and helps restore proper wheel rotation and seal integrity.\u003c\/p\u003e\n\n\u003ch3\u003eWhat parts come in each Racewill 4-set hub bearing kit?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit is assembled to cover four hubs and includes both inner and outer bearing sets plus all sealing and mounting hardware. Components are clearly specified to make identification and installation straightforward.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e4× Inner Bearings (25580) and 4× Inner Races (25520)\u003c\/li\u003e\n  \u003cli\u003e4× Outer Bearings (LM67048) and 4× Outer Races (LM67010)\u003c\/li\u003e\n  \u003cli\u003e4× Grease Seals 10-36 (22333TB) and 4× Grease Seals 10-10 (21333TB)\u003c\/li\u003e\n  \u003cli\u003e4× Dust Caps, 4× Rubber Plugs, 4× Spindle Nuts, 4× Cotter Pins, 4× Washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do the two grease-seal sizes work and why are they included?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit includes both 10-36 and 10-10 style grease seals because some D42 spindle applications use differing seal ID\/OD combinations. Supplying both sizes helps ensure a correct seal fit to prevent grease loss and keep contaminants out of the bearings.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e10-36 (22333TB) measures approximately 2.250\" × 3.376\" for compatible spindle openings\u003c\/li\u003e\n  \u003cli\u003e10-10 (21333TB) measures approximately 2.125\" × 3.375\" for alternate fits\u003c\/li\u003e\n  \u003cli\u003eUsing the correct seal reduces grease leakage and extends bearing service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these bearings fit my trailer axle and spindle type?\u003c\/h3\u003e\n\n\u003cp\u003eRacewill kits are designed for tandem axles rated 5200–6000 lbs with axle diameters from 1.25\" to 1.75\" and standard D42 spindles. Confirm your hub bearing numbers and spindle spec before ordering to ensure compatibility.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInner\/outer bearing and race numbers match common hub assemblies\u003c\/li\u003e\n  \u003cli\u003eFits many boat and utility trailers with 5200–6000 lb tandem axles\u003c\/li\u003e\n  \u003cli\u003eCheck existing bearing numbers or consult your axle manual for exact match\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much effort is installation and what tools will I need?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is approachable for anyone with basic mechanical skills and a set of garage tools; the kit includes all consumable hardware so you won’t need to source seals or nuts separately. Typical steps include removing the hub, pressing or tapping out old bearings and races, cleaning the hub, installing new races and bearings, packing with grease, and reassembling with provided hardware.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTools: socket set, bearing race driver or press, hammer, grease gun, torque wrench\u003c\/li\u003e\n  \u003cli\u003eKit includes dust caps, cotter pins and spindle nuts to complete the job\u003c\/li\u003e\n  \u003cli\u003eProfessional installation recommended if you lack bearing press tools or experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Racewill 4-set hub bearing kit is made for trailer owners, marine service shops and fleet managers who need a ready-made parts set to service four hubs at once. It suits boat and utility trailer applications with D42-style spindles and 5200–6000 lb tandem axles, and for anyone who prefers a single purchase that includes bearings, races, seals and installation hardware.\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 bearings fit D42 spindles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit includes bearings, races and two seal sizes compatible with D42 spindles commonly used on 5200–6000 lb tandem axles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are tools and hardware included for installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit supplies seals, dust caps, spindle nuts, cotter pins and washers, but you’ll need common tools like a press, sockets and grease for installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Racewill","offers":[{"title":"Default Title","offer_id":48080705290398,"sku":"B0D7M6RNS6","price":109.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/racewill-front-packaging-and-contents.jpg?v=1785784350","url":"https:\/\/northtrailauto.ca\/products\/racewill-trailer-hub-wheel-bearing-kit-4-set-for-5200-6000-lb-tandem-axles-d42-spindle-fit","provider":"North Trail Auto","version":"1.0","type":"link"}