Description

Premium Air Dryer Filter for Volvo D13 Trucks

Modern heavy-duty trucks rely on clean, dry compressed air to ensure safe and reliable brake operation. Moisture and contaminants entering the air system can cause corrosion, valve failure, frozen brake lines, and costly maintenance issues.

This air dryer filter is engineered to remove water vapor, oil mist, and airborne particles before they enter critical air brake components. By maintaining clean compressed air, it helps extend the service life of air tanks, valves, compressors, and braking systems.

Designed for demanding transportation environments, the filter delivers stable performance under long-haul, regional, vocational, and fleet operating conditions.

Product Features

OEM-quality replacement air dryer filter
Efficient moisture and oil separation
Protects air brake system components
High contaminant holding capacity
Durable construction for commercial vehicles
Direct-fit replacement design
Suitable for heavy-duty truck applications
Supports longer maintenance intervals
OEM and private label manufacturing available

Product Specifications

Item	Specification
Product Name	Air Dryer Filter
OEM Number	21620181
Filter Type	Air Dryer Cartridge
Application	Heavy Duty Truck Air Brake System
Media Type	High-Efficiency Desiccant & Filtration Media
Installation	Direct Replacement
Service	OEM / ODM Available
Origin	China
Packaging	Neutral or Customized Packaging

Cross Reference Numbers

This air dryer cartridge replaces:

21620181
Donaldson P951413
BA5379
SS10129
WS10129

Compatible Engines

Suitable for selected applications equipped with:

Volvo D13 Engine
Volvo D11 Engine (selected applications)
Volvo D16 Engine (selected applications)

Compatible Truck Applications

Commonly used in:

Volvo VNL Series
Volvo VNR Series
Volvo VHD Series
Volvo VAH Series

Compatibility may vary depending on vehicle configuration and production year. Please verify OEM numbers before ordering.

Product Parameters

Parameter	Specification
Filtration Function	Moisture, Oil Mist & Contaminant Removal
Media Construction	Desiccant Cartridge with Multi-Layer Filtration
Operating Environment	Commercial Truck Air Systems
Installation Type	Spin-On Cartridge
Service Life	OEM Recommended Maintenance Interval
Application	Air Brake System Protection

Why Choose This Air Dryer Filter?

Protects Air Brake Components

Effectively removes moisture and contaminants that can damage valves, reservoirs, and braking components.

Improves System Reliability

Helps maintain dry compressed air, reducing corrosion and preventing air system failures.

Built for Heavy-Duty Applications

Designed to withstand demanding operating conditions found in transportation and logistics fleets.

Ideal for Wholesale Buyers

Suitable for distributors, truck parts importers, fleet maintenance providers, and commercial vehicle repair shops.

Quality Assurance

Each filter undergoes comprehensive quality testing, including:

Moisture absorption testing
Filtration efficiency testing
Structural durability inspection
Leak resistance testing
Dimensional accuracy verification

Our factory supports OEM manufacturing, customized packaging, and private label solutions for global markets.

Frequently Asked Questions

What does an air dryer filter do?

An air dryer filter removes moisture, oil aerosols, and contaminants from compressed air before it enters the truck’s air brake system.

Why is air dryer maintenance important?

Excess moisture can cause corrosion, frozen air lines, valve damage, and reduced braking performance.

Is this a direct replacement for 21620181?

Yes. It is manufactured according to OEM specifications and designed as a direct replacement.

Do you offer OEM branding services?

Yes. We provide OEM manufacturing, custom packaging, and private label services for distributors and wholesalers worldwide.

Air Dryer Filter for Volvo D13 Engines | Replacement for 21620181 P951413 BA5379