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301.03.0074 Air Dryer Valve for Mercedes-Benz

301.03.0074

Summary

This heavy-duty air dryer valve is designed for Mercedes-Benz systems, featuring a 24 V heater and specialized port configurations including M22x1.5 and M12x1.5 to ensure reliable air processing in heavy commercial vehicles. Equivalent to OE Knorr-Bremse II38308F and Mercedes-Benz 0024311215.

Product identifiers
EAN Code8699031080451
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Compatible OEM Codes

  • KNORR-BREMSE
    • LA 9010
    • K024634N50
    • II38308FAT
    • II38308F170
    • II38308F
  • MERCEDES BENZ
    • 002 431 12 15

Description

What does an air dryer valve do?

This air dryer valve plays a critical role in the pneumatic brake system by managing moisture and contaminants within the air circuit. Built with high-strength components, it ensures consistent air quality to protect downstream braking components from corrosion and wear.

Compatibility and technical specifications

This specific unit is designed for compatibility with Mercedes-Benz vehicles. It features a 24 V heater to prevent freezing in cold climates and includes multiple port specifications such as M22x1.5, M12x1.5, and M16x1.5 VOSS to ensure precise integration into the existing pneumatic architecture.

Installation and maintenance guidance

For proper installation, technicians should verify the port sizes (M22x1.5, M10x1, and Ø20,5) against the vehicle requirements. Ensuring all connections are secure and checking the 12.3 BAR pressure rating during testing will maintain optimal system performance and prevent air leaks.

System performance and troubleshooting

Regular inspection of the valve assembly helps prevent system contamination and ensures the longevity of the pneumatic circuit in heavy commercial vehicle applications.

OE cross-reference

301.03.0074 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse and Mercedes-Benz OE numbers. This part directly replaces Knorr-Bremse OE numbers II38308F, II38308F170, II38308FAT, K024634N50, LA9010. It also replaces Mercedes-Benz OE number 0024311215.

Technical Specifications

Technical Specifications
Heater24 V
Port 1M22x1,5
Port 2M12x1,5
Port 21Ø20,5
Pressure12,3 BAR
Port 22M16x1,5 VOSS
Port 23M22x1,5
Port 24M22x1,5 VOSS
Port 25M10x1

Other OEMs

KNORR-BREMSE

  • LA9010
  • LA 9010
  • LA 9010
  • K024634N50
  • II38308FAT
  • II38308F170
  • II38308F

MERCEDES BENZ

  • A0024311215
  • 0024311215
  • 002 431 12 15

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE
MERCEDES BENZ

FAQ

What is the function of this air dryer valve?
The valve manages compressed air quality by removing moisture and contaminants, which is essential for the reliable operation of heavy commercial vehicle brake systems.
What voltage is required for this component?
This air dryer valve is equipped with a 24 V heater to ensure reliable operation in freezing conditions.
Is this part compatible with Mercedes-Benz?
Yes, this component is specifically designed to be compatible with Mercedes-Benz vehicle systems.
Which port sizes are featured on this unit?
The unit includes several ports including M22x1.5, M12x1.5, M16x1.5 VOSS, and M10x1 to ensure specific system fitment.
What are the OE reference numbers of this part?
301.03.0074 directly replaces Knorr-Bremse OE numbers II38308F, II38308F170, II38308FAT, K024634N50, LA9010. It also replaces Mercedes-Benz OE number 0024311215.