{"id":57005,"date":"2026-03-24T16:03:35","date_gmt":"2026-03-24T20:03:35","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-345b-ii-cylinder-as-1297879-caterpillar-129-7879-mining\/"},"modified":"2026-03-24T16:03:39","modified_gmt":"2026-03-24T20:03:39","slug":"cat-345b-ii-cylinder-as-1297879-caterpillar-129-7879-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-345b-ii-cylinder-as-1297879-caterpillar-129-7879-mining\/","title":{"rendered":"CAT 345B II CYLINDER AS 1297879 | Caterpillar 129-7879 | Mining"},"content":{"rendered":"<p>Title<br \/>\nCaterpillar 129-7879 Cylinder As 1297879 | Fits 345B II, 345B L, 345B Excavators<\/p>\n<p>\u2e3b<\/p>\n<p>Opening Paragraph<br \/>\nThe Caterpillar 129-7879 Cylinder As 1297879 is a precision-engineered OEM replacement component designed for 345B II, 345B L, and 345B excavators operating in mining and heavy construction environments. Built for structural durability and exact fitment, this cylinder as 1297879 supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n<p>\u2e3b<\/p>\n<p>Common Applications<br \/>\nThis Caterpillar 129-7879 cylinder as 1297879 is essential for:<br \/>\n&#8211; Professional maintenance of CAT excavators.<br \/>\n&#8211; Direct replacement of worn structural and pivot components.<br \/>\n&#8211; Heavy-duty mining and earthmoving operations.<br \/>\n&#8211; Maintaining proper alignment in equipment linkage systems.<\/p>\n<p>\u2e3b<\/p>\n<p>Fits The Following Models<br \/>\n&#8211; CAT 345B II Excavator<br \/>\n&#8211; CAT 345B L Excavator<br \/>\n&#8211; CAT 345B Excavator<br \/>\n&#8211; CAT 365B II Excavator<br \/>\n(Verify fitment with your specific serial number.)<\/p>\n<p>\u2e3b<\/p>\n<p>OEM Reference<br \/>\nPart Number: 129-7879<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-345b-ii-cylinder-as-1297879-caterpillar-129-7879-mining\/\">https:\/\/allparts.expert\/parts\/mining\/cat-345b-ii-cylinder-as-1297879-caterpillar-129-7879-mining\/<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Direct OEM Genuine<\/p>\n<p>Multi-Model Compatibility<\/p>\n<p>Heavy-Duty Mining Grade<\/p>\n<p>Serial Verification Available<\/p>\n<p>Worldwide Shipping<\/p>","protected":false},"featured_media":56673,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[52],"model_no":[2464,2465,2463,21320,37440],"product_cat":[144],"product_tag":[381994,381995,381997,381998,381993,381992,381996],"class_list":{"0":"post-57005","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-excavator","8":"model_no-345b","9":"model_no-345b-ii","10":"model_no-345b-l","11":"model_no-365b","12":"model_no-365b-ii","13":"product_cat-mining","14":"product_tag-129-7879-cylinder-assembly","15":"product_tag-129-7879-cylinder-part-number","16":"product_tag-129-7879-hydraulic-cylinder","17":"product_tag-cat-129-7879-excavator-assembly","18":"product_tag-cat-129-7879-parts","19":"product_tag-caterpillar-129-7879-cylinder","20":"product_tag-caterpillar-129-7879-oem-part","22":"first","23":"instock","24":"shipping-taxable","25":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/57005","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=57005"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/56673"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=57005"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=57005"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=57005"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=57005"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=57005"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=57005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}