CATHydraulic Parts

3153375 Caterpillar Cylinder Gp- Stick 3153375 — Cat

This is a stick cylinder group, a vital hydraulic cylinder assembly that controls the movement of the excavator's stick (or dipper arm) to extend and retract. Engineered to meet rigorous OEM specifications for strength and durability, it provides reliable, powerful actuation, unlike a worn cylinder that may leak or bind. Operators will typically observe slow or weak stick movement, or a complete inability to extend or retract the stick, if this cylinder group fails.

Caterpillar Cylinder Gp- Stick 3153375 – Part No 3153375 – 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 Cylinder Group (Stick)
MaterialSteel and High-Strength Seals
ApplicationExcavator Stick/Dipper Arm Actuation
Service LifeInspect annually, replace if leaking or movement is compromised
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing stick cylinder may initially exhibit slow or jerky movement of the stick, possibly accompanied by external hydraulic fluid leaks. If left unaddressed, the cylinder's sealing capacity will degrade further, leading to a significant loss of lifting and digging power for the stick. The worst-case scenario is a complete loss of hydraulic control over the stick, potentially causing the boom or bucket to drift unexpectedly.

Installation Tip

Before installing, ensure the cylinder rod is clean and free of any debris that could damage the seals upon insertion. Avoid twisting the cylinder during mounting, and ensure all hydraulic connections are securely tightened.

Service Note

Inspect the hydraulic fluid, filters, and adjacent hydraulic lines for contamination or wear when replacing the stick cylinder group.