{"id":53671,"date":"2026-02-19T10:44:23","date_gmt":"2026-02-19T15:44:23","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-906h2-pump-gp-piston-hydrostatic-2573931-caterpillar-257-3931-mining\/"},"modified":"2026-02-19T10:44:26","modified_gmt":"2026-02-19T15:44:26","slug":"cat-906h2-pump-gp-piston-hydrostatic-2573931-caterpillar-257-3931-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-906h2-pump-gp-piston-hydrostatic-2573931-caterpillar-257-3931-mining\/","title":{"rendered":"CAT 906H2 PUMP GP-PISTON -HYDROSTATIC 2573931 | Caterpillar 257-3931 | Mining"},"content":{"rendered":"<p>Title<br \/>\nCaterpillar 257-3931 Pump Gp-Piston -Hydrostatic 2573931 | Fits 906H2, 906H, 907H2 Excavators<\/p>\n<p>\u2e3b<\/p>\n<p>Opening Paragraph<br \/>\nThe Caterpillar 257-3931 Pump Gp-Piston -Hydrostatic 2573931 is a precision-engineered OEM replacement component designed for 906H2, 906H, and 907H2 excavators operating in mining and heavy construction environments. Built for structural durability and exact fitment, this pump gp-piston -hydrostatic 2573931 supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n<p>\u2e3b<\/p>\n<p>Common Applications<br \/>\nThis Caterpillar 257-3931 pump gp-piston -hydrostatic 2573931 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 906H2 Excavator<br \/>\n&#8211; CAT 906H Excavator<br \/>\n&#8211; CAT 907H2 Excavator<br \/>\n&#8211; CAT 907H Excavator<br \/>\n(Verify fitment with your specific serial number.)<\/p>\n<p>\u2e3b<\/p>\n<p>OEM Reference<br \/>\nPart Number: 257-3931<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 .<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-906h2-pump-gp-piston-hydrostatic-2573931-caterpillar-257-3931-mining\/\">https:\/\/allparts.expert\/parts\/mining\/cat-906h2-pump-gp-piston-hydrostatic-2573931-caterpillar-257-3931-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":53128,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[28047],"model_no":[27685,27684,27687,27686,27689,27688],"product_cat":[144],"product_tag":[359076,359079,359074,359078,359075,359077,359080],"class_list":{"0":"post-53671","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-906h","9":"model_no-906h2","10":"model_no-907h","11":"model_no-907h2","12":"model_no-908h","13":"model_no-908h2","14":"product_cat-mining","15":"product_tag-257-3931-piston-pump","16":"product_tag-2573931-hydrostatic-pump","17":"product_tag-cat-257-3931-hydrostatic-parts","18":"product_tag-cat-2573931-replacement","19":"product_tag-caterpillar-257-3931-pump","20":"product_tag-caterpillar-2573931-parts","21":"product_tag-jrf-906h2-wheel-loader-parts","23":"first","24":"instock","25":"shipping-taxable","26":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/53671","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=53671"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/53128"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=53671"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=53671"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=53671"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=53671"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=53671"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=53671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}