{"product_id":"cat-2585193-258-5193-piston-pump-repair-parts-rotary-group","title":"CAT 2585193 (258-5193) Piston Pump Parts | Fits 980 982 246C M318F C13 C27","description":"\u003cdiv style=\"margin: 15px 0 25px 0; padding: 15px; background-color: #fcfcfc; border: 1px dashed #e0e0e0; border-radius: 6px; text-align: center;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 15px; color: #333;\"\u003eIn Stock \u0026amp; Ready for Global Express Dispatch\u003c\/p\u003e\n  \u003ca href=\"\/pages\/contact\" style=\"background-color: #ffcc00; color: #000; padding: 12px 28px; text-decoration: none; font-weight: bold; border-radius: 4px; display: inline-block; font-size: 16px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);\"\u003eRequest a Quick Quote\u003c\/a\u003e\n  \u003cp style=\"margin: 10px 0 0 0; font-size: 13px; color: #666;\"\u003e\n    ✓ Premium Caterpillar Quality Spec  |  ✓ 100% Direct Fit  |  ✓ Fast Global Shipping\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003ePremium hydraulic piston pump repair parts (rotary group assembly) designed as a direct OEM-compatible replacement for Caterpillar (CAT) machinery. Precision-engineered to rebuild and restore hydraulic pump performance, delivering original volumetric efficiency, smooth fluid metering, and extended operational service life in demanding heavy equipment applications.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 2585193 \/ 258-5193\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Fit OEM Replacement:\u003c\/strong\u003e Form, fit, and precision tolerances match original Caterpillar engineering specifications perfectly for seamless pump overhaul and assembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Manufactured with high-strength hardened steel alloys and wear-resistant internal precision components to withstand extreme hydraulic operating pressures and continuous friction.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCost-Effective Overhaul Solution:\u003c\/strong\u003e Restores full hydraulic system pressure, cycle times, and flow rates back to factory specs at a fraction of the cost of a complete pump replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; border-bottom: 2px solid #dddddd;\"\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #dddddd;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #dddddd;\"\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e2585193 \/ 258-5193\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd; background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003ePiston Pump Repair Kit \/ Rotary Group Parts\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eBrand Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eCaterpillar (CAT)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd; background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eHydraulic Main Pump Overhaul \u0026amp; Maintenance\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eHigh-Strength Precision Alloy Steel \u0026amp; Wear-Resistant Metals\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd; background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e12 Months Warranty\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCompatible Models \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eThese premium piston pump replacement parts are precision-engineered to fit the following Caterpillar equipment and engine series:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngines:\u003c\/strong\u003e C11 \/ C13 \/ C27 \/ C27 INDUSTRIAL \/ C32 \/ C32B \/ C32B INDUSTRIAL\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheel Loaders:\u003c\/strong\u003e 966H \/ 972H \/ 980 \/ 980K \/ 980K HLG \/ 980L \/ 980M \/ 980 XE \/ 980XE \/ 982 \/ 982M \/ 982 XE \/ 982XE \/ 994F \/ 994H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSkid Steer \/ Multi-Terrain \/ Compact Track Loaders:\u003c\/strong\u003e 246C \/ 256C \/ 262C \/ 262C2 \/ 272C \/ 277C \/ 277C2 \/ 279C \/ 279C2 \/ 287C \/ 287C2 \/ 289C \/ 289C2 \/ 297C \/ 299C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheeled Excavators \u0026amp; Material Handlers:\u003c\/strong\u003e M318F \/ M320F \/ M322F \/ M325C \/ MH3026\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMining Loaders (LHD):\u003c\/strong\u003e R1700 \/ R1700K \/ R1700 XE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTractors, Dozers \u0026amp; Compactors:\u003c\/strong\u003e 16GC \/ 824C \/ 825C \/ 826C \/ D8N\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKey Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHydraulic Pump Rebuilding:\u003c\/strong\u003e Replaces worn or damaged internal rotary group components such as piston shoes, cylinder block, valve plate, retainer plate, and swashplate contacts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure \u0026amp; Flow Restoration:\u003c\/strong\u003e Eliminates internal fluid bypass, aeration, slow hydraulic cylinder response, and pump noise caused by worn internal components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreventative Maintenance:\u003c\/strong\u003e Provides jobsite mechanics and hydraulic repair shops with a complete OEM-spec solution for scheduled pump maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose Our Aftermarket CAT Parts?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuaranteed OEM Quality:\u003c\/strong\u003e Manufactured under strict ISO 9001 quality standards to match or exceed original equipment tolerances and hardness specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCost-Effective Solution:\u003c\/strong\u003e Achieve premium dealer-level reliability and identical performance at a fraction of the OEM replacement price.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady to Ship:\u003c\/strong\u003e Kept in stock for immediate worldwide dispatch to reduce your machine's idle downtime significantly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustry-Leading Support:\u003c\/strong\u003e Backed by a full 1-year warranty and a team of professional heavy machinery hydraulic technical experts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: Are these piston pump parts genuine Caterpillar items?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e These are premium-grade, OEM-compatible aftermarket replacement parts. They are manufactured to exact CAT dimensional tolerances and material specs, serving as a direct drop-in replacement for part number 258-5193.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: What is covered under the 12-month warranty?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Our 12-month warranty fully covers all manufacturing defects, material failures, and workmanship issues under standard operating conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: What precautions should be taken when replacing internal pump parts?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Ensure the pump housing is thoroughly cleaned before reassembly. Always flush hydraulic lines, replace hydraulic filters, and refill with fresh hydraulic fluid to prevent contamination from damaging new components during startup.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: How long does international shipping take?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e In-stock orders are typically dispatched within 3–5 business days. We offer expedited shipping and global air freight options for emergency machine breakdown situations.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"text-align: center; background-color: #f4f6f8; padding: 15px; border-radius: 6px; margin: 25px 0;\"\u003e\n  \u003cspan style=\"font-size: 16px; color: #333;\"\u003eExplore our full range of heavy-duty hydraulic pump replacement parts:\u003c\/span\u003e \n  \u003cbr style=\"margin-bottom: 5px;\"\u003e\n  \u003ca href=\"\/collections\/piston-pump-parts-series\" style=\"color: #0056b3; font-weight: bold; text-decoration: underline; font-size: 17px;\"\u003e\n    View All Piston Pump Parts \u0026amp; Repair Kits »\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"text-align: center; margin-top: 30px;\"\u003eNeed a Quote for CAT 2585193 Parts?\u003c\/h3\u003e\n\u003cp style=\"text-align: center;\"\u003eContact us today for the latest pricing, bulk discounts, and shipping availability.\u003c\/p\u003e\n\u003cp style=\"text-align: center; margin-bottom: 30px;\"\u003e\n  \u003ca href=\"\/pages\/contact\" style=\"background-color: #ffcc00; color: #000; padding: 12px 25px; text-decoration: none; font-weight: bold; border-radius: 4px; display: inline-block;\"\u003eRequest a Quote\u003c\/a\u003e\n\u003c\/p\u003e","brand":"Caterpillar","offers":[{"title":"Default Title","offer_id":47882482090140,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7385\/0524\/files\/caterpillar-258-5193-piston-pump-parts.jpg?v=1791810123","url":"https:\/\/hepumpstore.com\/products\/cat-2585193-258-5193-piston-pump-repair-parts-rotary-group","provider":"HEPUMP","version":"1.0","type":"link"}