CATEngine Parts

251-3268 Solenoid Cartridge Valve — Cat 966

This solenoid cartridge valve is a critical electro-hydraulic control component, regulating fluid flow within the transmission or hydraulic system. It ensures precise actuation of functions by opening or closing passages based on electrical signals, unlike a faulty valve which may stick or leak. Operators might experience erratic shifting, slow hydraulic response, or a complete loss of transmission function when this valve malfunctions.

Solenoid Cartridge Valve – Part No 251-3268 – 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.

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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 TypeSolenoid Cartridge Valve
MaterialSteel, Brass, Nitrile Rubber
ApplicationTransmission/Hydraulic Control System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early failure may manifest as intermittent hesitation or sluggishness in transmission shifts or hydraulic functions. If left unaddressed, the valve can become stuck open or closed, leading to persistent gear engagement issues or loss of hydraulic power. Continued operation risks damage to the transmission or hydraulic pump due to improper fluid control.

Installation Tip

Ensure the valve body and the bore it fits into are completely free of debris and old seal material. Do not overtighten the retaining mechanism, as this can distort the valve body and cause leaks.

Service Note

Inspect the hydraulic fluid for contamination and check the filter condition; replace if necessary.