CATHydraulic Parts

sbs140 Hydraulic Pump Assy — Cat E325C E325D

This hydraulic pump assembly is the heart of the machine's hydraulic system, generating the necessary flow and pressure to power actuators and functions. It is built to exacting standards, ensuring efficient operation and longevity, unlike worn pumps that exhibit reduced output, internal bypass, or noisy operation. Operators may experience slow or weak hydraulic functions, loss of system pressure, or overheating of the hydraulic fluid as signs of a failing pump.

Hydraulic Pump Assy – Part No sbs140 – CAT Spare Part
Part Specifications
BrandCAT
CategoryHydraulic 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.

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Installation & Application Notes

Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.

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

Part TypeHydraulic Pump Assembly
MaterialCast Iron and Steel
ApplicationHydraulic System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first noticeable symptom of a failing hydraulic pump is often a reduction in the speed or power of hydraulic functions. If ignored, this can lead to intermittent loss of hydraulic operation or complete system failure, potentially leaving the equipment immobile. Continued operation risks severe damage to other hydraulic components due to insufficient lubrication and pressure.

Installation Tip

Ensure the hydraulic system is completely drained and flushed before installing the new pump to remove any debris. Properly prime the pump before initial startup to prevent dry running and damage.

Service Note

Replace the hydraulic filter and inspect all hydraulic lines and fittings for leaks or damage when installing a new hydraulic pump assembly.