{"id":59381,"date":"2026-05-01T08:53:49","date_gmt":"2026-05-01T12:53:49","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-910k-pump-gp-piston-5503331-caterpillar-550-3331-mining\/"},"modified":"2026-05-03T22:50:45","modified_gmt":"2026-05-04T02:50:45","slug":"cat-910k-pump-gp-piston-5503331-caterpillar-550-3331-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-910k-pump-gp-piston-5503331-caterpillar-550-3331-mining\/","title":{"rendered":"CAT 910K PUMP GP-PISTON 5503331 | Caterpillar 550-3331 | Mining"},"content":{"rendered":"<p>Title<br \/>\nCaterpillar 550-3331 Pump Gp-Piston | Fits 910K, 910M, 914K, 914M Excavators<\/p>\n<p>\u2e3b<\/p>\n<p>Opening Paragraph<br \/>\nThe Caterpillar 550-3331 Pump Gp-Piston is a precision-engineered OEM replacement component designed for 910K, 910M, 914K, and 914M excavators operating in Wheel-type Loader and heavy construction environments. Built for structural durability and exact fitment, this pump gp-piston supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n<p>\u2e3b<\/p>\n<p>Common Applications<br \/>\nThis Caterpillar 550-3331 pump gp-piston is essential for:<br \/>\nProfessional maintenance of CAT excavators.<br \/>\nDirect replacement of worn structural and pivot components.<br \/>\nHeavy-duty Wheel-type Loader and earthmoving operations.<br \/>\nMaintaining proper alignment in equipment linkage systems.<\/p>\n<p>\u2e3b<\/p>\n<p>Fits The Following Models<br \/>\nCAT 910K Excavator<br \/>\nCAT 910M Excavator<br \/>\nCAT 914K Excavator<br \/>\nCAT 914M Excavator<br \/>\nCAT 918M Excavator<br \/>\n(Verify fitment with your specific serial number.)<\/p>\n<p>\u2e3b<\/p>\n<p>OEM Reference<br \/>\nPart Number: 550-3331<br \/>\nBrand: Caterpillar<br \/>\nCategory: Wheel-type Loader<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-910k-pump-gp-piston-5503331-caterpillar-550-3331-mining\/\">https:\/\/allparts.expert\/parts\/mining\/cat-910k-pump-gp-piston-5503331-caterpillar-550-3331-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":59404,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[28047],"model_no":[111864,99522,111866,111865,99523,99524,38909,157613],"product_cat":[144],"product_tag":[398953,398950,398952,398941,398951,398943,398944,398945,398946,398940,398942,398949,398939,398954,398948,398947],"class_list":{"0":"post-59381","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-910k","9":"model_no-910m","10":"model_no-111866","11":"model_no-914k","12":"model_no-914m","13":"model_no-918m","14":"model_no-38909","15":"model_no-920k","16":"product_cat-mining","17":"product_tag-550-3331-cat-parts","18":"product_tag-550-3331-caterpillar-spare-parts","19":"product_tag-550-3331-parts-for-914m","20":"product_tag-550-3331-piston-pump","21":"product_tag-550-3331-pump-for-910k","22":"product_tag-910m-550-3331-pump","23":"product_tag-914k-550-3331-parts","24":"product_tag-914m-pump-gp-piston","25":"product_tag-918m-550-3331","26":"product_tag-cat-550-3331-parts","27":"product_tag-cat-910k-550-3331","28":"product_tag-cat-wheel-loader-550-3331","29":"product_tag-caterpillar-550-3331-pump","30":"product_tag-caterpillar-910m-piston-pump","31":"product_tag-caterpillar-pump-gp-piston-550-3331","32":"product_tag-wheel-type-loader-550-3331","34":"first","35":"instock","36":"shipping-taxable","37":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/59381","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=59381"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/59404"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=59381"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=59381"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=59381"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=59381"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=59381"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=59381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}