CATEngine Parts

204-2578 Hydraulic Axial Piston Pump — Cat C15 3406

This is a high-performance hydraulic axial piston pump, responsible for generating the high-pressure fluid flow required for the machine's primary hydraulic functions. It is engineered to meet stringent OEM performance specifications, providing consistent and reliable power output unlike a worn pump which may exhibit reduced flow or erratic pressure. Operators might notice sluggish implement movement, decreased lifting capacity, or whining noises from the hydraulic system when this pump is failing.

Hydraulic Axial Piston Pump – Part No 204-2578 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

const P = { partNo:'204-2578', name:'Hydraulic Axial Piston Pump', brand:'CAT', brandSlug:'cat', category:'Engine Parts', catSlug:'engine-parts', condition:'OEM Aftermarket', description:'This is a high-performance hydraulic axial piston pump, responsible for generating the high-pressure fluid flow required for the machine\'s primary hydraulic functions. It is engineered to meet stringent OEM performance specifications, providing consistent and reliable power output unlike a worn pump which may exhibit reduced flow or erratic pressure. Operators might notice sluggish implement movement, decreased lifting capacity, or whining noises from the hydraulic system when this pump is failing.', xref:['204-2578'], models:["C15", "3406", "D8T"], specs:[{key:'Part No',val:'204-2578'},{key:'Brand',val:'CAT'},{key:'Category',val:'Engine Parts'},{key:'Condition',val:'Aftermarket — OEM Specification'},{key:'Dispatch',val:'Same-day from Mumbai (before 3 PM IST)'},{key:'GST Invoice',val:'Available — all orders'},{key:'Export Docs',val:'Commercial invoice, packing list, COO'}], relatedParts:[{"partNo": "7Y1874", "name": "Spring", "slug": "7Y1874"}, {"partNo": "313-6014", "name": "Solenoid Valve", "slug": "313-6014"}, {"partNo": "333-8242", "name": "24V Solenoid Valve", "slug": "333-8242"}, {"partNo": "297-4587-297-4588", "name": "Joystick Controller 297 4587", "slug": "297-4587-297-4588"}, {"partNo": "153-5964", "name": "Thermostat", "slug": "153-5964"}, {"partNo": "3341996", "name": "Kit-Piston Rings", "slug": "3341996"}], reviews:[{name:'Vikram Singh',loc:'Delhi, India',rating:5,text:'CAT part arrived fast. OEM specification, fits perfectly in my 320D. Highly recommend PTC.'},{name:'Ibrahim Al Rashid',loc:'Dubai, UAE',rating:5,text:'Great service and fast shipping to UAE. The CAT part was exactly as described. Very reliable supplier.'},{name:'Pradeep Sharma',loc:'Nagpur, Maharashtra, India',rating:4,text:'Quick response, good quality. Team confirmed compatibility before dispatch which I appreciated.'}], faq:[{q:'What is the primary function of the 204-2578 hydraulic pump?',a:'The 204-2578 pump generates the high-pressure hydraulic flow necessary to operate the machine\'s implements, steering, and other powered functions.'},{q:'How can I be sure this pump fits my D8T tractor?',a:'Verify the part number on your existing pump and consult your equipment\'s service manual for compatibility with your specific tractor model and serial number.'},{q:'What is the warranty coverage for this hydraulic pump?',a:'This pump is manufactured to meet OEM performance standards and includes a warranty covering manufacturing defects.'},{q:'What other hydraulic components should be inspected when replacing this pump?',a:'It is crucial to inspect the hydraulic fluid, filters, reservoir, and all hydraulic lines for contamination or damage, as well as check the condition of the hydraulic cylinders and motors.'}], categoryDesc:'CAT Engine Parts from Parts Trading Company cover the full range of CAT equipment. We supply OEM-specification aftermarket engine parts sourced from certified manufacturers. PTC has supplied CAT engine parts to customers across India, UAE, Russia, Indonesia, and Africa since 1956. Our Mumbai warehouse stocks high-turnover CAT engine parts for same-day dispatch before 3 PM IST.', aiSpecs:[{"key": "Part Type", "val": "Hydraulic Axial Piston Pump"}, {"key": "Material", "val": "Hardened steel alloy"}, {"key": "Application", "val": "Main hydraulic system"}, {"key": "Service Life", "val": "Replace every 5,000 hrs or as needed"}, {"key": "Compatibility", "val": "OEM specification"}, {"key": "Condition", "val": "New \u2014 OEM specification aftermarket"}],};script src="/assets/js/product-page.js">

Related CAT Parts

From the same category — may also be needed

7Y1874
Spring
313-6014
Solenoid Valve
333-8242
24V Solenoid Valve
297-4587-297-4588
Joystick Controller 297 4587
153-5964
Thermostat
3341996
Kit-Piston Rings

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeHydraulic Axial Piston Pump
MaterialHardened steel alloy
ApplicationMain hydraulic system
Service LifeReplace every 5,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing hydraulic pump will typically first exhibit a reduction in the speed and power of hydraulic functions, such as slower bucket or blade movements. If ignored, the pump may begin to lose pressure intermittently, leading to unpredictable operation and potential overheating of the hydraulic fluid. The worst-case scenario is a complete loss of hydraulic power, rendering the equipment inoperable and risking damage to other hydraulic system components.

Installation Tip

Thoroughly flush the hydraulic system and replace all filters before installing the new pump to prevent contamination. Ensure the pump shaft is properly aligned with the drive coupling to avoid premature wear or damage.

Service Note

Always replace the hydraulic filter elements and inspect the hydraulic fluid reservoir and lines for contamination when servicing the hydraulic pump.