{"id":57921,"date":"2026-04-21T17:12:43","date_gmt":"2026-04-21T21:12:43","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-966l-engine-ar-complete-4339278-caterpillar-433-9278-mining\/"},"modified":"2026-04-21T17:12:49","modified_gmt":"2026-04-21T21:12:49","slug":"cat-966l-engine-ar-complete-4339278-caterpillar-433-9278-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-966l-engine-ar-complete-4339278-caterpillar-433-9278-mining\/","title":{"rendered":"CAT 966L ENGINE AR-COMPLETE 4339278 | Caterpillar 433-9278 | Mining"},"content":{"rendered":"<p>Title<br \/>\nCaterpillar 433-9278 Engine Ar-Complete | Fits 966L, 966M, 972L, 972M Excavators<\/p>\n<p>\u2e3b<\/p>\n<p>Opening Paragraph<br \/>\nThe Caterpillar 433-9278 Engine Ar-Complete is a precision-engineered OEM replacement component designed for 966L, 966M, 972L, 972M excavators operating in Mining and heavy construction environments. Built for structural durability and exact fitment, this engine ar-complete supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n<p>\u2e3b<\/p>\n<p>Common Applications<br \/>\nThis Caterpillar 433-9278 engine ar-complete is essential for:<br \/>\nProfessional maintenance of Caterpillar excavators.<br \/>\nDirect replacement of worn structural and pivot components.<br \/>\nHeavy-duty Mining and earthmoving operations.<br \/>\nMaintaining proper alignment in equipment linkage systems.<\/p>\n<p>\u2e3b<\/p>\n<p>Fits The Following Models<br \/>\nCAT 966L Excavator<br \/>\nCAT 966M Excavator<br \/>\nCAT 972L Excavator<br \/>\nCAT 972M Excavator<br \/>\n(Verify fitment with your specific serial number.)<\/p>\n<p>\u2e3b<\/p>\n<p>OEM Reference<br \/>\nPart Number: 433-9278<br \/>\nBrand: Caterpillar<br \/>\nCategory: Mining<br \/>\nMachine Type: Hydraulic Excavator<br \/>\nCondition: OEM \/ Genuine-Style Replacement<\/p>\n<p>\u2e3b<\/p>\n<p>Product Details and Availability<br \/>\nIn Stock (if confirmed).<br \/>\nGlobal Shipping Available.<br \/>\nSerial Number Verification Support.<br \/>\nRequest Fast Quote for Current Market Pricing.<\/p>\n<p>Access full technical specifications and availability here:<br \/>\n<a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/cat-966l-engine-ar-complete-4339278-caterpillar-433-9278-mining\/\">https:\/\/allparts.expert\/parts\/mining\/cat-966l-engine-ar-complete-4339278-caterpillar-433-9278-mining\/<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Direct OEM Genuine<br \/>\nMulti-Model Compatibility<br \/>\nHeavy-Duty Mining Grade<br \/>\nSerial Verification Available<br \/>\nWorldwide Shipping<\/p>","protected":false},"featured_media":57863,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[28047],"model_no":[32319,32310,32320,32311],"product_cat":[144],"product_tag":[388631,388645,388656,388647,388658,388633,388635,388637,388660,388639,388652,388629,388642,388627,388654,388648,388640,388650],"class_list":{"0":"post-57921","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-wheel-type-loader","8":"model_no-966l","9":"model_no-966m","10":"model_no-972l","11":"model_no-972m","12":"product_cat-mining","13":"product_tag-433-9278-engine-assembly","14":"product_tag-433-9278-engine-for-966l","15":"product_tag-433-9278-engine-for-mining","16":"product_tag-433-9278-parts-for-966m","17":"product_tag-966l-ar-complete-engine","18":"product_tag-966l-caterpillar-parts","19":"product_tag-966m-engine-ar-complete","20":"product_tag-972l-cat-parts","21":"product_tag-972m-caterpillar-engine-assembly","22":"product_tag-972m-engine-assembly","23":"product_tag-cat-433-9278-for-972l","24":"product_tag-cat-433-9278-parts","25":"product_tag-cat-engine-complete-433-9278","26":"product_tag-caterpillar-433-9278-engine-ar-complete","27":"product_tag-caterpillar-966m-engine-parts","28":"product_tag-caterpillar-engine-ar-complete-433-9278","29":"product_tag-caterpillar-mining-parts-433-9278","30":"product_tag-mining-equipment-433-9278","32":"first","33":"instock","34":"shipping-taxable","35":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/57921","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=57921"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/57863"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=57921"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=57921"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=57921"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=57921"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=57921"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=57921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}