CATEngine Parts

1135253 Cap As-Filler — Cat 120G 12G

This is a filler cap designed to seal the fluid reservoir, preventing contamination and maintaining system pressure. It is manufactured to meet high-quality standards, offering a durable seal that resists wear and degradation compared to a cracked or loose original cap. Operators might observe fluid leaks, dirt ingress into the system, or a loss of fluid level if the cap is damaged or missing.

Cap As-Filler – Part No 1135253 – 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 TypeFiller Cap
MaterialMetal, rubber
ApplicationFluid reservoir sealing
Service LifeReplace as needed based on condition
CompatibilityCTP aftermarket replacement
ConditionNew — CTP aftermarket replacement

Failure Symptoms

Visible fluid leaks around the filler neck are an early indicator of a faulty cap. If left unaddressed, contamination can enter the system, leading to accelerated wear on components. The worst consequence is potential damage to the fluid and internal components due to dirt and debris ingress.

Installation Tip

Ensure the sealing surface on the reservoir neck is clean and free of debris before installing the new cap; a dirty surface can compromise the seal.

Service Note

Check the fluid level and condition when inspecting or replacing the filler cap.