{"product_id":"cat-d10t-piston-pump-2200780-220-0780","title":"CAT 2200780 (220-0780) Piston Pump | Fits D10T Bulldozer","description":"\u003ch2\u003eCAT 2200780 (220-0780) Piston Pump | Fits D10T Bulldozer\u003c\/h2\u003e\n\u003cp\u003ePremium hydraulic piston pump designed as a direct OEM-compatible replacement for Caterpillar D10T crawler tractor. Built to deliver consistent hydraulic performance and long service life in demanding mining, quarry, and heavy earthmoving applications.\u003c\/p\u003e\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 2200780 \/ 220-0780\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e No modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Performance:\u003c\/strong\u003e Meets or exceeds original Caterpillar specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Precision-engineered for long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Application:\u003c\/strong\u003e Suitable for mining, quarry, and heavy earthmoving projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 2200780 \/ 220-0780\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Variable Displacement Piston Pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand Compatibility:\u003c\/strong\u003e Caterpillar (CAT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Hydraulic System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 Months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Models\u003c\/h3\u003e\n\u003cp\u003eThis piston pump fits the following Caterpillar bulldozer:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCaterpillar D10T Crawler Tractor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBulldozer Blade Lift and Tilt Functions\u003c\/li\u003e\n\u003cli\u003eBulldozer Ripper and Winch Systems\u003c\/li\u003e\n\u003cli\u003eHeavy-Duty Grading and Land Clearing Operations\u003c\/li\u003e\n\u003cli\u003eMining, Quarry, and Heavy Earthmoving Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose This Pump?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQuality Guaranteed - Manufactured to meet OEM standards\u003c\/li\u003e\n\u003cli\u003eReady to Ship - In stock and available for immediate dispatch\u003c\/li\u003e\n\u003cli\u003eExpert Support - Technical assistance available\u003c\/li\u003e\n\u003cli\u003eCompetitive Pricing - Cost-effective alternative to dealer parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the symptoms of a failing hydraulic piston pump on a CAT D10T bulldozer?\u003c\/strong\u003e\u003cbr\u003eA: Common signs include slow or weak blade lift and tilt response, the ripper or winch operating at reduced power or failing to engage, the dozer struggling to move under load, hydraulic oil overheating, unusual whining or knocking from the pump area, and visible hydraulic fluid leakage. The D10T is a 70-ton+ mining-class machine — hydraulic pump failure will cause significant productivity loss and should be addressed promptly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What hydraulic systems does this pump support on the D10T?\u003c\/strong\u003e\u003cbr\u003eA: The 2200780 is the main hydraulic pump supplying flow to the blade lift and tilt circuits, ripper system, and winch on the D10T crawler tractor. A failing pump will cause sluggish or unresponsive blade control, weak ripping performance, and reduced dozing capability. These symptoms typically develop gradually over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the D10T a demanding application for hydraulic pumps?\u003c\/strong\u003e\u003cbr\u003eA: Yes, absolutely. The D10T operates in the most demanding conditions — mining, quarrying, and heavy rock earthmoving. The hydraulic pump works continuously under extreme loads. This is one of the largest Caterpillar machines, and replacement pumps must meet the high pressure and flow demands of D10T applications. This OEM-compatible unit is engineered to those specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Should I flush the hydraulic system when replacing this pump on the D10T?\u003c\/strong\u003e\u003cbr\u003eA: Always. Flushing the hydraulic system is essential. The D10T hydraulic system operates at very high pressures, and metal contaminants from a failed pump can destroy the new pump within hours. Drain and replace all hydraulic oil, flush the system thoroughly, replace filters, and refill with fresh Cat HYDO Advanced hydraulic oil. We strongly recommend professional installation — D10T hydraulic systems require specialized tools and expertise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What type of hydraulic oil is recommended for the CAT D10T?\u003c\/strong\u003e\u003cbr\u003eA: Caterpillar specifies Cat HYDO Advanced 10W or 30W depending on ambient operating temperature. Given the D10T's high-pressure hydraulic system and demanding application, never use non-formulated hydraulic fluids — doing so can cause immediate pump failure and void any warranty. Always use fresh, clean Cat-approved hydraulic oil during and after installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this is the correct pump for my D10T?\u003c\/strong\u003e\u003cbr\u003eA: Check the part number on your current pump — if it reads 2200780 or 220-0780, this is the correct replacement. If the label is worn, provide your D10T serial number and we will verify compatibility before you order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this pump come with mounting hardware or include gaskets?\u003c\/strong\u003e\u003cbr\u003eA: The pump is supplied as a complete unit. Depending on your D10T configuration, you may need separate mounting hardware, gaskets, or O-rings. Contact us with your serial number and we will confirm exactly what is included and what additional parts you may need for installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the warranty on this hydraulic piston pump?\u003c\/strong\u003e\u003cbr\u003eA: This piston pump comes with a 12-month warranty covering manufacturing defects. The warranty does not cover damage caused by contaminated hydraulic oil, improper installation, failure to flush the hydraulic system, or using non-CAT approved hydraulic fluids.\u003c\/p\u003e\n\u003cp\u003eLooking for this hydraulic pump? Contact us today for pricing, availability, and lead time information.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/contact\"\u003eRequest a Quote\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cp\u003eExplore our full range of \u003ca href=\"\/collections\/construction-machinery-caterpillar\"\u003eCaterpillar piston pumps\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caterpillar","offers":[{"title":"Default Title","offer_id":46642010325148,"sku":"CAT-2200780","price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7385\/0524\/files\/220-07801.jpg?v=1775564034","url":"https:\/\/hepumpstore.com\/products\/cat-d10t-piston-pump-2200780-220-0780","provider":"HEPUMP","version":"1.0","type":"link"}