{"id":53619,"date":"2026-02-19T10:20:52","date_gmt":"2026-02-19T15:20:52","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-d8r-pump-gp-gear-power-train-oil-3379944-caterpillar-337-9944-mining\/"},"modified":"2026-02-19T10:20:54","modified_gmt":"2026-02-19T15:20:54","slug":"cat-d8r-pump-gp-gear-power-train-oil-3379944-caterpillar-337-9944-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-d8r-pump-gp-gear-power-train-oil-3379944-caterpillar-337-9944-mining\/","title":{"rendered":"CAT D8R PUMP GP-GEAR -POWER TRAIN OIL 3379944 | Caterpillar 337-9944 | Mining"},"content":{"rendered":"<p>Title<br \/>\nCaterpillar 337-9944 Pump Gp-Gear -Power Train Oil 3379944 | Fits D8R, D8 GC, D8GC Excavators<\/p>\n<p>\u2e3b<\/p>\n<p>Opening Paragraph<br \/>\nThe Caterpillar 337-9944 Pump Gp-Gear -Power Train Oil 3379944 is a precision-engineered OEM replacement component designed for D8R, D8 GC, and D8GC excavators operating in mining and heavy construction environments. Built for structural durability and exact fitment, this pump gp-gear -power train oil 3379944 supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n<p>\u2e3b<\/p>\n<p>Common Applications<br \/>\nThis Caterpillar 337-9944 pump gp-gear -power train oil 3379944 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 D8R Excavator<br \/>\n&#8211; CAT D8 GC Excavator<br \/>\n&#8211; CAT D8GC Excavator<br \/>\n&#8211; CAT D8N Excavator<br \/>\n(Verify fitment with your specific serial number.)<\/p>\n<p>\u2e3b<\/p>\n<p>OEM Reference<br \/>\nPart Number: 337-9944<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-d8r-pump-gp-gear-power-train-oil-3379944-caterpillar-337-9944-mining\/\">https:\/\/allparts.expert\/parts\/mining\/cat-d8r-pump-gp-gear-power-train-oil-3379944-caterpillar-337-9944-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":52977,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[6465],"model_no":[19938,11937,19939,1682],"product_cat":[144],"product_tag":[358766,358763,358769,358767,358768,358764,358765],"class_list":{"0":"post-53619","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-track-type-tractor","8":"model_no-d8-gc","9":"model_no-d8gc","10":"model_no-d8n","11":"model_no-d8r","12":"product_cat-mining","13":"product_tag-337-9944-caterpillar-gear-pump","14":"product_tag-337-9944-gear-pump-for-track-type-tractor","15":"product_tag-cat-337-9944-gear-pump","16":"product_tag-cat-track-type-tractor-337-9944","17":"product_tag-caterpillar-337-9944-pump","18":"product_tag-caterpillar-3379944-track-type-tractor-pump","19":"product_tag-caterpillar-track-type-tractor-337-9944","21":"first","22":"instock","23":"shipping-taxable","24":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/53619","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=53619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/52977"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=53619"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=53619"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=53619"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=53619"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=53619"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=53619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}