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Whether you’re running grease‑packed hubs or oil‑bath systems, a high‑quality seal is essential for preventing leaks, protecting bearings, and ensuring smooth, dependable performance mile after mile.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePrevents Leaks \u0026amp; Contamination\u003c\/strong\u003e Creates a tight barrier that keeps grease or oil in and harmful debris out.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProtects Bearings \u0026amp; Hub Components\u003c\/strong\u003e Helps extend service life and reduce maintenance costs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDurable Construction\u003c\/strong\u003e Made from premium rubber and metal materials designed to withstand heat, load, and long‑haul use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePrecise Fitment\u003c\/strong\u003e Available in multiple inner diameters and styles to match common trailer axle sizes from \u003cstrong\u003e3,500 lb to 16,000 lb\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSingle‑Lip \u0026amp; Double‑Lip Options\u003c\/strong\u003e Choose the sealing strength that fits your application and environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"seal-2-25-shaft-x-3-371-bore-x-375-dl","title":"SEAL - 2.25 SHAFT X 3.371 BORE X .375 - DL","description":"\u003ch2\u003e\n\u003cspan\u003eDouble \u003c\/span\u003e\u003cspan\u003eLip \u003c\/span\u003e\u003cspan\u003eGrease \u003c\/span\u003e\u003cspan\u003eSeal \u003c\/span\u003e\u003cspan\u003e– \u003c\/span\u003e\u003cspan\u003e5,200–8,000‑lb \u003c\/span\u003e\u003cspan\u003eAxles \u003c\/span\u003e\u003cspan\u003e(2.25\" \u003c\/span\u003e\u003cspan\u003eShaft \u003c\/span\u003e\u003cspan\u003eDiameter)\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eEnhanced sealing performance for mid‑ to heavy‑duty trailer hubs.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis \u003cstrong\u003edouble‑lip grease seal\u003c\/strong\u003e is engineered for \u003cstrong\u003e5,200–8,000 lb trailer axles\u003c\/strong\u003e, providing superior protection against leaks and contamination. The dual‑lip design maintains consistent grease retention while blocking dirt, water, and debris—ideal for trailers operating in demanding environments. Built to fit hubs using a \u003cstrong\u003e2.25\" spindle shaft diameter\u003c\/strong\u003e, this seal helps extend bearing life and maintain smooth, reliable wheel‑end performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003e⭐ \u003c\/span\u003e\u003cspan\u003eKey \u003c\/span\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFits 5.2K–8K Axles\u003c\/strong\u003e Compatible with most Dexter, Lippert, Rockwell, and other common axle brands.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e2.25\" Spindle Shaft Diameter\u003c\/strong\u003e Designed for standard heavy‑duty hub and drum assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDouble‑Lip Seal Design\u003c\/strong\u003e Provides superior grease retention and contaminant protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDurable Rubber \u0026amp; Metal Construction\u003c\/strong\u003e Withstands heat, load, and long‑haul operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eOEM‑Style Fit\u003c\/strong\u003e Ideal for hub rebuilds, maintenance, and seal replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Diamond C Trailers","offers":[{"title":"Default Title","offer_id":51299124838696,"sku":"2023134655","price":1.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/1861\/0984\/files\/2023134655_1024x768_a.webp?v=1774272949"},{"product_id":"seal-2-875-shaft-x-3-875-bore-10k-unitized-oil-national-370150a-cr-28759-tcm-ob2838051-dex-10-51","title":"SEAL - 2.875 SHAFT X 3.875 BORE; 10K UNITIZED OIL National #370150A; CR 28759; TCM OB2838051; DEX 10-51","description":"\u003ch2\u003eWheel End Oil Seal – 10,000‑lb Axles (2.875\" ID)\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eReliable sealing performance for heavy‑duty trailer hubs.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis \u003cstrong\u003e2.875\" ID wheel end oil seal\u003c\/strong\u003e is engineered for \u003cstrong\u003e10,000‑lb trailer axles\u003c\/strong\u003e, providing a strong, leak‑resistant barrier that keeps oil in and contaminants out. 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Built for demanding applications, it protects bearings, reduces maintenance issues, and ensures long‑lasting hub performance. 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Built for durability, it helps protect bearings, prevent leaks, and extend the life of your hub assembly. 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The dual‑lip design ensures consistent lubrication retention while blocking dirt, water, and debris—ideal for trailers that see frequent use or operate in harsh environments. 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