811100K751 Headlight
Premium SINOTRUK Howo 811100K751 Headlight – Superior Visibility & Safety for Heavy-Duty Trucks
2026-08-14
811500K751 Headlight
Premium SINOTRUK Howo 811500K751 Headlight – Advanced Visibility & Road Safety
2026-08-14

Premium Complete Dryer Assembly A505431041 5C – Reliable Air Drying for SINOTRUK Howo

PART NO.:
A505431041 5C
Part Name:
Complete Dryer Assembly (Mercedes)
Russian Name:
Комплектный узел осушителя (Mercedes)

The A505431041 5C Complete Dryer Assembly is a high-performance air treatment unit designed to remove moisture, oil, and contaminants from the compressed air system of SINOTRUK Howo heavy-duty trucks. As a trusted supplier of genuine Sinotruk howo parts, we offer this complete dryer assembly as a direct OEM replacement, originally engineered for Mercedes applications and fully compatible with SINOTRUK Howo chassis. The assembly integrates a high-efficiency desiccant cartridge, a precision pressure regulator, and a robust purge valve, delivering exceptional moisture removal, stable system pressure, and long-term durability under the extreme loads and harsh conditions typical of heavy-duty trucking.

This unit (OEM A505431041 5C) is essential for protecting air brake components, suspension systems, and pneumatic accessories from corrosion, freezing, and premature wear. Its robust construction withstands high operating pressures, temperature fluctuations, and continuous cycling, guaranteeing reliable air drying performance over thousands of miles. The unit is built to endure the rigors of long-haul transport, off-road operations, and severe environmental exposure, delivering dependable service over thousands of miles.

OEM direct replacement • Mercedes-origin design • High-efficiency desiccant • Integrated pressure regulator

A505431041 5C Complete Dryer Assembly
A505431041 5C Complete Dryer Assembly (EN)
Осушитель в сборе A505431041 5C (RU)
Conjunto de secador completo A505431041 5C (ES)
A505431041 5C Complete Dryer Assembly
A505431041 5C Complete Dryer Assembly (EN)
Осушитель в сборе A505431041 5C (RU)
Conjunto de secador completo A505431041 5C (ES)
A505431041 5C Complete Dryer Assembly
A505431041 5C Complete Dryer Assembly (EN)
Осушитель в сборе A505431041 5C (RU)
Conjunto de secador completo A505431041 5C (ES)

Product Overview – Complete Dryer Assembly

This complete dryer assembly is a vital component of the air brake system, responsible for removing moisture and contaminants from compressed air before it reaches valves, actuators, and reservoirs. Originally engineered for Mercedes applications, it is fully compatible with SINOTRUK Howo trucks, ensuring reliable air quality and system protection. The unit integrates a high-capacity desiccant cartridge, a pressure regulator, and an automatic purge valve.

The housing is constructed from corrosion-resistant materials, with precision-machined ports for easy installation. The desiccant effectively absorbs water vapor, while the purge valve expels accumulated moisture during regeneration cycles. This ensures that the air delivered to the brake system remains dry and clean, preventing valve sticking, freezing, and corrosion.

This assembly is essential for maintaining brake system reliability and extending the service life of pneumatic components. Its robust design and precise engineering guarantee consistent performance over extended service intervals, meeting the demanding requirements of heavy-duty trucking.

Technical Specifications – A505431041 5C Dryer

Parameter Specification
OEM Number A505431041 5C
Product Name Complete Dryer Assembly (Mercedes)
Brand SINOTRUK Howo
Max Operating Pressure 13 bar (1.3 MPa)
Regulated Output Pressure 8.0 – 8.5 bar (adjustable)
Dryer Type Desiccant (molecular sieve)
Operating Temperature -40°C to +80°C
Port Size M22 x 1.5 (inlet/outlet)
Weight Approx. 2.1 kg
Purge Valve Type Automatic, solenoid-controlled
Housing Material Aluminum alloy with corrosion-resistant coating
Certification ISO 9001, OEM validated
All values verified for A505431041 5C

Key Features of This Complete Dryer Assembly

High-efficiency desiccant – molecular sieve material ensures effective moisture removal.
Integrated pressure regulator – maintains stable brake system pressure.
Automatic purge valve – self-cleaning function extends desiccant life.
Corrosion-resistant housing – protects against rust and environmental exposure.
Wide temperature range – operates reliably from -40°C to +80°C.
Direct OEM replacement – exact fit for SINOTRUK Howo air brake systems.
Mercedes-origin design – proven engineering for demanding applications.
Extended service life – proven durability in heavy-duty pneumatic systems.

Compatibility & Applications

This complete dryer assembly is specifically engineered for SINOTRUK Howo heavy-duty trucks, including Howo A7, T7H, and other models that utilize this air dryer configuration. It is also compatible with Mercedes-based chassis and engines, making it a versatile replacement option for fleets with mixed equipment.

The assembly is ideal for a wide range of applications, including long-haul trucking, regional distribution, construction, mining, and agricultural operations. Its efficient moisture removal and pressure regulation ensure reliable air brake performance, reduced downtime, and extended component life.

When replacing, always verify the port size and pressure regulator setting to ensure a perfect match. This is a direct-fit component that simplifies maintenance and restores optimal air system performance.

Installation & Maintenance Guidelines

Installing this complete dryer assembly requires proper tools and safety precautions. Begin by relieving the air pressure from the system and disconnecting the air lines from the old unit. Remove the old dryer and clean the mounting bracket.

Install the new assembly using the provided mounting hardware, ensuring it is securely fastened. Reconnect the air lines, matching the inlet and outlet ports correctly. Torque the fittings to the manufacturer’s specification. After installation, pressurize the system and check for air leaks.

Verify that the pressure regulator is set to the correct cut-in and cut-out pressures. The automatic purge valve should cycle periodically to expel moisture. Regular maintenance includes inspecting the assembly for leaks, checking the desiccant condition, and replacing the cartridge at recommended intervals.

If the system shows signs of excessive moisture or pressure instability, the assembly should be serviced or replaced promptly to maintain brake system safety and reliability.

Pro Tip: When installing the new assembly, use thread sealant on the air line fittings to prevent leaks. Ensure the purge valve exhaust port is not obstructed to allow proper moisture expulsion.

Quality Assurance – A505431041 5C

This complete dryer assembly is manufactured in an ISO 9001-certified facility, with stringent quality controls applied throughout the production process. The aluminum housing is sourced from approved suppliers and undergoes rigorous testing for pressure integrity, impact resistance, and thermal stability.

Each assembly is 100% tested for leak integrity, pressure regulation accuracy, and purge valve function. The desiccant is verified for moisture absorption capacity, and the pressure regulator is calibrated to the specified cut-in and cut-out pressures. We also perform random sample testing for vibration resistance and thermal cycling to confirm that the assembly meets OEM durability requirements.

Our commitment to quality ensures reliable, consistent air drying and pressure regulation, reducing the risk of brake system corrosion, valve sticking, and pneumatic component failure. With a comprehensive warranty, this assembly offers peace of mind for fleet operators and owner-operators alike.

Choose genuine quality for your air brake system – choose this OEM dryer assembly.

ISO 9001 OEM Validated Pressure Tested 24-Month Warranty

Why Choose This Dryer Assembly for Your SINOTRUK Howo?

This complete dryer assembly is a critical component for maintaining the reliability and safety of your SINOTRUK Howo truck’s air brake system. Its integrated drying, pressure regulation, and purge functions ensure that the compressed air delivered to the brakes is clean, dry, and at the correct pressure, preventing corrosion, freezing, and component wear.

By choosing this genuine OEM-quality assembly, you eliminate the risks of moisture contamination, pressure fluctuations, and premature system failure associated with non-genuine alternatives. It is engineered for long-lasting performance, reducing maintenance intervals and ensuring your vehicle’s braking system remains dependable.

Fleet operators will benefit from improved brake system reliability, reduced downtime, and lower maintenance costs. Owner-operators will gain peace of mind knowing that their air system is protected by a part that meets the highest quality standards.

Invest in this OEM dryer assembly and experience the difference that a genuine SINOTRUK Howo part provides. Its proven reliability and engineering excellence make it the preferred choice for professionals.

Order your A505431041 5C today and ensure your truck’s air brake system operates at peak performance and safety for miles to come.

OEM A505431041 5C SINOTRUK Howo Approved Premium Dryer Assembly
A505431041 5C Complete Dryer Assembly – Premium SINOTRUK Howo Chassis Parts

Related Products

Customer Visit

2025-09-28

Kenya Truck Parts Collaboration: DERUNA Empowers Local Distributors to Deepen Presence in Chinese Heavy-Duty Truck Market

DERUNA strengthens its partnership with Kenyan distributors of Howo, Shacman, and FAW trucks. This visit confirmed the high quality of our Kenya Trucks Parts and paved the way for expanding the supply of reliable components to the Kenyan market.
2025-09-25

Strategic Expansion: Howo Parts Niger Partnership Strengthened by Client Visit to DERUNA

DERUNA hosted a client from Niger specializing in Howo Parts Niger. The visit, fueled by the client's positive experience, led to a new合作 plan with customized parts recommendations for the Niger market.
2025-09-25

Boost Your Fleet: Howo Parts Mozambique Success with DERUNA

A leading Mozambican parts intermediary visited DERUNA, expressing high satisfaction with HOWO and Shacman parts. We reviewed local sales data and planned future cooperation for optimal Howo Parts Mozambique supply.
2025-09-24

Strengthening the Partnership: DERUNA Hosts Krasnoyarsk’s Premier HOWO Parts Distributor

Strengthening the Partnership: DERUNA Welcomes the Distributor of Howo Parts Krasnoyarsk for a Strategic Review.
2025-09-23

Building the Future: DERUNA Welcomes Bangladeshi Road Construction Leader for Equipment Review and Strategic Planning

Building the Future: DERUNA Hosts XCMG Shantui Equipment Bangladesh Review with Strategic Partner.
2025-09-23

Strengthening Mining Operations: DERUNA Welcomes Mauritanian Mining Company for Strategic Partnership Review

Strengthening Mining Operations: DERUNA Welcomes Mauritanian Mining Company to Review HOWO Dump Truck and XCMG Excavator Partnership.
Chat with us
Chat with us
Questions, doubts, issues? We're here to help you!
Connecting...
Please leave your inquiry and your phone. We will give you feedback within 12 hours.
Our operators are busy. Please try again later
:
:
:
:
Have you got question? Write to us!
:
:
This chat session has ended