{"product_id":"crankshaft-oil-seal-c4991305-for-cummins-4b3-9-6b5-9-isbe4-engine-br-h3-replacement-part-number-h3-c4991305-br-strong-fit-for-cummins-engine-4b3-9-6b5-9-isb3-9-cm2220-b107-isb5-9-cm2880-b127-isbe4-cm850-1","title":"Crankshaft Oil Seal C4991305 for Cummins 4B3.9 6B5.9 ISBE4 Engine\u003cbr\u003e\u003ch3\u003eReplacement part number:\u003c\/h3\u003e C4991305\u003cbr\u003e\u003cstrong\u003eFit for Cummins Engine: 4B3.9 6B5.9 ISB3.9 CM2220 B107 ISB5.9 CM2880 B127 ISBE4 CM850","description":"\u003cp\u003eThis high-quality C4991305 Crankshaft Oil Seal is engineered to provide reliable, leak-proof performance in demanding heavy-duty engine applications. As a precision replacement seal designed for multiple Cummins models (including 4B3.9, 6B5.9, ISB3.9, and ISBE4), it ensures optimal oil retention and maximum engine protection, guaranteeing a perfect fit and exceptional longevity.\u003c\/p\u003e\n\n\u003ch2\u003eCross Reference:\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eC4991305\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplication:\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Models include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"column-count: 2; -webkit-column-count: 2;\"\u003e\n    \u003cli\u003eCummins 4B3.9\u003c\/li\u003e\n    \u003cli\u003eCummins 6B5.9\u003c\/li\u003e\n    \u003cli\u003eCummins ISB3.9\u003c\/li\u003e\n    \u003cli\u003eCummins ISBE4\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eNote:\u003c\/h2\u003e\n\u003cp\u003eThis oil seal is a critical component for maintaining engine integrity. While designed for precise compatibility across specified Cummins engine models, we strongly recommend verifying the specific engine serial number and ensuring the product is correctly matched to your machine requirements before installation. Professional installation is required to ensure optimal performance and leak prevention.\u003c\/p\u003e","brand":"Buymachineryparts","offers":[{"title":"Default Title","offer_id":48251818213635,"sku":"J012308000148483","price":19.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7831\/8851\/files\/crankshaft_oil_seal_c4991305_for_cummins_engine_4b3.9_6b5.9_isbe4_c926de69-f469-4a6d-abb7-3cc8fcdd3e04.jpg?v=1779770122","url":"https:\/\/www.buymachineryparts.com\/pt\/products\/crankshaft-oil-seal-c4991305-for-cummins-4b3-9-6b5-9-isbe4-engine-br-h3-replacement-part-number-h3-c4991305-br-strong-fit-for-cummins-engine-4b3-9-6b5-9-isb3-9-cm2220-b107-isb5-9-cm2880-b127-isbe4-cm850-1","provider":"Buymachineryparts","version":"1.0","type":"link"}