{"product_id":"cat-c9-3b-528-5683-285-4073-crankshaft-seal","title":"528-5683 285-4073 Caterpillar C9.3B Crankshaft Seal | Engine Sealing Parts","description":"\u003ch2\u003e528-5683 \/ 285-4073 Caterpillar C9.3B Crankshaft Seal\u003c\/h2\u003e\n\u003cp\u003eOEM-quality crankshaft seal for Caterpillar C9.3B diesel engines. Provides a reliable oil-tight seal at the front or rear crankshaft journal, preventing engine oil leakage past the crankshaft while withstanding continuous rotational contact, heat, and oil exposure. Manufactured to OEM specifications for correct inner diameter, outer diameter, lip profile, and material grade, ensuring long-term sealing performance and resistance to thermal cycling and oil degradation under continuous heavy-duty operating conditions. Essential for engine overhaul and crankshaft seal replacement. Ideal for global parts retailers, repair service providers, and heavy-duty diesel engine workshops.\u003c\/p\u003e\n\u003ch3\u003ePart Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 528-5683 \/ 285-4073\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caterpillar (CAT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Crankshaft Seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New \/ OEM Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHS Code:\u003c\/strong\u003e 8484.10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Industrial \/ Construction \/ Power Generation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Engine Models\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCaterpillar C9.3B\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003ePlease confirm compatibility with your engine serial number before ordering.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCross Reference Numbers\u003c\/h3\u003e\n\u003cp\u003e528-5683 | 5285683 | CAT5285683 | 285-4073 | 2854073 | CAT2854073\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Us?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGlobal B2B wholesale supply\u003c\/li\u003e\n\u003cli\u003eBulk pricing available — contact us for a quote\u003c\/li\u003e\n\u003cli\u003eFast international shipping\u003c\/li\u003e\n\u003cli\u003eOEM \u0026amp; aftermarket options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNeed bulk pricing or a custom quote?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eSubmit an RFQ →\u003c\/a\u003e\u003c\/p\u003e","brand":"Caterpillar","offers":[{"title":"Default Title","offer_id":57196924764326,"sku":"CAT-528-5683","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/6655\/9142\/files\/sello-de-ciguenal-motor-cat-c9-3b-528-5683-285-4073.webp?v=1787826953","url":"https:\/\/motorpartshub.online\/products\/cat-c9-3b-528-5683-285-4073-crankshaft-seal","provider":"Motor Parts Hub","version":"1.0","type":"link"}