{"product_id":"inmotion-ws450143-wheel-seal-rear-inner","title":"InMotion WS450143 Wheel Seal - Rear Inner","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eInMotion WS450143 is a wheel seal for differential sealing applications. It is built to create a tight barrier that helps keep moisture and debris out while helping control fluid leakage in the differential pinion area.\u003c\/p\u003e\u003cp\u003eFits 1959-1960 International B112, rear inner. This seal is a direct fit for the listed application and uses nitrile construction for sealing performance in demanding driveline conditions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNitrile material for dependable sealing performance.\u003c\/li\u003e\n\u003cli\u003ePrecision dimensions: 1.562 in. inside diameter, 2.565 in. outside diameter, and 0.5 in. width.\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain a secure barrier against contaminants and fluid loss.\u003c\/li\u003e\n\u003cli\u003eCompatible With 1959-1960 International B112 rear inner wheel seal applications.\u003c\/li\u003e\n\u003cli\u003ePart number WS450143 for easy identification and ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eWS450143 is engineered for differential pinion sealing where a stable, accurate seal is critical. The nitrile construction and measured shaft and housing dimensions support a snug interface with the mating surfaces, helping protect internal differential components from contamination and leakage. For International B112 service, this wheel seal addresses the sealing demands of the rear inner position with a fitment-specific design.\u003c\/p\u003e\u003cp\u003eInMotion WS450143 is suited for owners and technicians replacing a worn seal on a 1959-1960 International B112. It helps restore sealing integrity in the driveline and supports reliable operation in both on-road and off-road use. The part number WS450143 should be matched to the application before installation.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStopping gear oil seepage at the differential sealing surface.\u003c\/li\u003e\n\u003cli\u003eKeeping dirt, dust, and moisture out of internal driveline components.\u003c\/li\u003e\n\u003cli\u003eReplacing a hardened, cracked, or worn wheel seal.\u003c\/li\u003e\n\u003cli\u003eRestoring sealing performance on a 1959-1960 International B112.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInspect the shaft and housing bore before installation to confirm they are clean and free of scoring. Verify the seal dimensions against the original part and install carefully to avoid damaging the sealing lip. Always confirm WS450143 against the vehicle application and position before service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eInMotion manufactures this seal with precision-focused construction and high-quality materials to support reliable differential sealing performance. The part number WS450143 identifies the exact application-specific seal for this fitment.\u003c\/p\u003e","brand":"InMotion","offers":[{"title":"Default Title","offer_id":53342742216885,"sku":"HKKS-WS450143","price":12.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WJ_WS450143_FRO.jpg?v=1789801075","url":"https:\/\/www.partcatalog.com\/products\/inmotion-ws450143-wheel-seal-rear-inner","provider":"PartCatalog","version":"1.0","type":"link"}