CATFilters

139-4834 Air Filter — Cat 300 301

This Air Filter is a critical component for protecting the engine's internal components from abrasive dust and debris present in the intake air. It is designed to meet stringent filtration standards, ensuring cleaner air compared to a worn filter that allows contaminants to pass through. Operators may notice a reduction in engine power, increased fuel consumption, or black smoke from the exhaust when this filter becomes excessively dirty or damaged.

Air Filter – Part No 139-4834 – CAT Spare Part
Part Specifications
BrandCAT
CategoryFilters
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

Never run an engine without a filter — even briefly causes abrasive damage. Pre-fill fuel filters with clean fuel before fitting to reduce prime time. Replace O-rings on filter housings every second service. Record change dates on filter housing.

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

Part TypeAir Filter
MaterialPleated cellulose paper
ApplicationEngine air intake system
Service LifeReplace every 500-1000 hrs or annually
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A clogged 139-4834 air filter can initially cause a noticeable decrease in engine power and responsiveness. If the restriction continues, fuel efficiency will drop, and the engine may run rough or produce excessive black smoke. Prolonged operation with a severely restricted air filter can lead to engine damage from improper combustion and potential intake of abrasive particles.

Installation Tip

Ensure the air filter housing is completely clean and free of debris before installing the new filter element to guarantee a proper seal. Do not operate the engine without the air filter installed, even for a short period.

Service Note

Inspect the air intake hoses and clamps for cracks or leaks when replacing the air filter.