{"id":54020,"date":"2026-02-19T13:16:32","date_gmt":"2026-02-19T18:16:32","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-279d-shaft-3866618-caterpillar-386-6618-mining\/"},"modified":"2026-02-19T13:16:34","modified_gmt":"2026-02-19T18:16:34","slug":"cat-279d-shaft-3866618-caterpillar-386-6618-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-279d-shaft-3866618-caterpillar-386-6618-mining\/","title":{"rendered":"CAT 279D SHAFT 3866618 | Caterpillar 386-6618 | Mining"},"content":{"rendered":"

Title
\nCaterpillar 386-6618 Shaft 3866618 | Fits 279D, 289D, 299D2 XHP Excavators<\/p>\n

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Opening Paragraph
\nThe Caterpillar 386-6618 Shaft 3866618 is a precision-engineered OEM replacement component designed for 279D, 289D, and 299D2 XHP excavators operating in mining and heavy construction environments. Built for structural durability and exact fitment, this shaft 3866618 supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n

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Common Applications
\nThis Caterpillar 386-6618 shaft 3866618 is essential for:
\n– Professional maintenance of CAT excavators.
\n– Direct replacement of worn structural and pivot components.
\n– Heavy-duty mining and earthmoving operations.
\n– Maintaining proper alignment in equipment linkage systems.<\/p>\n

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Fits The Following Models
\n– CAT 279D Excavator
\n– CAT 289D Excavator
\n– CAT 299D2 XHP Excavator
\n– CAT 299D3 XE Excavator
\n(Verify fitment with your specific serial number.)<\/p>\n

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OEM Reference
\nPart Number: 386-6618
\nBrand: Caterpillar
\nCategory: Mining
\nMachine Type: Hydraulic Excavator
\nCondition: OEM \/ Genuine-Style Replacement<\/p>\n

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Product Details and Availability
\nIn Stock (if confirmed).
\nGlobal Shipping Available.
\nSerial Number Verification Support.
\nRequest Fast Quote for Current Market Pricing.<\/p>\n

Access full technical specifications and availability here:
\nhttps:\/\/allparts.expert\/parts\/mining\/cat-279d-shaft-3866618-caterpillar-386-6618-mining\/<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Direct OEM Genuine
\nMulti-Model Compatibility
\nHeavy-Duty Mining Grade
\nSerial Verification Available
\nWorldwide Shipping<\/p>","protected":false},"featured_media":53398,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[32375],"model_no":[89,2871,91,2875,57537,57533,57534,57538,57536,57535,92,2876,2877,93,94,2878,144694,101279,144693,101280,101276,101271,101273,101272,101275,101274],"product_cat":[144],"product_tag":[360951,358434,360947,360949,360950,360948,360946],"class_list":{"0":"post-54020","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-skid-steer-loader","8":"model_no-246d","9":"model_no-246d3","10":"model_no-262d","11":"model_no-262d3","12":"model_no-272d","13":"model_no-272d-xhp","14":"model_no-272d2","15":"model_no-272d2-xhp","16":"model_no-272d3","17":"model_no-272d3-xe","18":"model_no-277d","19":"model_no-279d","20":"model_no-279d3","21":"model_no-287d","22":"model_no-289d","23":"model_no-289d3","24":"model_no-297d","25":"model_no-297d-xhp","26":"model_no-297d2","27":"model_no-297d2-xhp","28":"model_no-299d","29":"model_no-299d-xhp","30":"model_no-299d2","31":"model_no-299d2-xhp","32":"model_no-299d3","33":"model_no-299d3-xe","34":"product_cat-mining","35":"product_tag-cat-386-6618-parts","36":"product_tag-cat-gtl-279d-skid-steer-loader","37":"product_tag-cat-rcx-279d-skid-steer-loader","38":"product_tag-cat-taw-289d-skid-steer-loader","39":"product_tag-caterpillar-386-6618-shaft","40":"product_tag-caterpillar-a9z-289d-skid-steer-loader","41":"product_tag-caterpillar-ppt-279d-skid-steer-loader","43":"first","44":"instock","45":"shipping-taxable","46":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/54020","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=54020"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/53398"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=54020"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=54020"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=54020"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=54020"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=54020"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=54020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}