{"product_id":"cat-1262016-126-2016-hydraulic-gear-pump-320d-325d-excavator","title":"CAT 1262016 (126-2016) Gear Pump | Fits 320C 320D 323D 324D 325D","description":"\u003cp\u003ePremium hydraulic gear pump designed as a direct OEM-compatible replacement for an extensive range of Caterpillar (CAT) excavators and forestry equipment, including the widely-used 320, 323, 324, 325, and 329 series. Engineered to provide exceptional volumetric efficiency, stable fluid delivery, and prolonged operational durability under rigorous construction, mining, and forestry duty cycles.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 1262016 \/ 126-2016\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Fit OEM Replacement:\u003c\/strong\u003e Form, fit, and function perfectly align with original Caterpillar technical specifications, ensuring a straightforward drop-in installation without any mechanical modifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Fabricated with high-grade, wear-resistant housings and hardened precision gears to reliably withstand continuous high pressure and heavy-load hydraulic strain.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Efficiency:\u003c\/strong\u003e Precision internal engineering minimizes fluid bypass and mechanical friction, optimizing overall hydraulic system response and supporting excellent fuel efficiency.\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;\"\u003e1262016 \/ 126-2016\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;\"\u003eHeavy-Duty Hydraulic Gear Pump\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;\"\u003ePilot Pump \/ Auxiliary Hydraulic System\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 Alloys \u0026amp; Cast Materials\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\u003eThis heavy-duty gear pump is precision-engineered to deliver seamless performance across a broad selection of Caterpillar tracked equipment:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaterpillar 320 Series Excavators:\u003c\/strong\u003e 320C \/ 320C L \/ 320D \/ 320D L \/ 320D LN \/ 320D GC \/ 320D RR \/ 320D LRR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaterpillar 323 \u0026amp; 324 Series Excavators:\u003c\/strong\u003e 323D \/ 323D L \/ 323D LN \/ 323D S \/ 323D SA \/ 324D \/ 324D L \/ 324D LN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaterpillar 325 \u0026amp; 329 Series Excavators:\u003c\/strong\u003e 325D \/ 325D L \/ 325D MH \/ 329D \/ 329D L \/ 329D LN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaterpillar Forestry \u0026amp; Specialty Equipment:\u003c\/strong\u003e 319C \/ 322C \/ 322C FM \/ 325D FM \/ 325D FM LL \/ 324D FM LL \/ M325D MH\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\u003eExcavator Pilot \u0026amp; Controls Power:\u003c\/strong\u003e Provides dependable fluid flow for control systems, ensuring smooth joystick management and swift hydraulic system activation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDemanding Job Sites \u0026amp; Logging Operations:\u003c\/strong\u003e Built ruggedly to withstand the severe shock loads and high-dust or high-vibration settings of construction and forestry projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem Efficiency Restoration:\u003c\/strong\u003e Eliminates issues like sluggish arm movements, low system pressure, or excessive fluid heat to return your machine to factory performance metrics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose Our Aftermarket CAT Pumps?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuaranteed OEM Quality:\u003c\/strong\u003e Produced within an ISO 9001 quality framework to mirror the build profiles, fitment tolerances, and structural integrity of the original CAT component.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCost-Effective Fleet Solution:\u003c\/strong\u003e Obtain dealership-level operational reliability and structural stamina without the steep markup of original replacement items.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady to Ship:\u003c\/strong\u003e Kept consistently in stock for rapid processing and global export, protecting your business against extended machine downtime losses.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustry-Leading Support:\u003c\/strong\u003e Backed by a full 1-year product warranty and supported by technical heavy machinery hydraulic industry 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: Does this 1262016 gear pump fit both D-series and C-series CAT excavators?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this gear pump is configured as a versatile replacement across specific 320C, 320D, and related mid-size chassis models. The mounting dimensions and shaft patterns line up perfectly across the listed machine generations.\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: Why is flushing the system critical before installing this new pump?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e When an old pump fails, it often sheds fine metal filings into the hydraulic line. If you do not completely flush the circuit and swap out filters, those residual metal particles can immediately score and ruin the new internal gears.\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 tests do these gear pumps undergo at the factory?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Every individual unit is subjected to rigorous dynamic flow, pressure sealing, and volumetric tolerance analysis on calibrated test benches to verify zero out-of-the-box defects.\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 will it take to ship this pump internationally?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Orders for in-stock components are normally loaded and dispatched within 3–5 business days. We partner with express global air cargo handlers (DHL, FedEx, UPS) to achieve the fastest transit to your facility or yard.\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 pumps:\u003c\/span\u003e \n  \u003cbr style=\"margin-bottom: 5px;\"\u003e\n  \u003ca href=\"\/collections\/gear-pump-caterpillar\" style=\"color: #0056b3; font-weight: bold; text-decoration: underline; font-size: 17px;\"\u003e\n    View All Caterpillar Gear Pumps »\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"text-align: center; margin-top: 30px;\"\u003eNeed a Quote for CAT 1262016?\u003c\/h3\u003e\n\u003cp style=\"text-align: center;\"\u003eContact us today for the latest pricing, volume discounts, and current shipping schedules.\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":"HEPUMP","offers":[{"title":"Default Title","offer_id":47104674791580,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7385\/0524\/files\/caterpillar-126-2016-hydraulic-gear-pump-excavator-1.jpg?v=1782311446","url":"https:\/\/hepumpstore.com\/products\/cat-1262016-126-2016-hydraulic-gear-pump-320d-325d-excavator","provider":"HEPUMP","version":"1.0","type":"link"}