Skip to content
301.03.0072.02 Air Dryer Valve Repair Kit, Brake System
977 Views Updated

301.03.0072.02 Compatible Air Dryer Valve Repair Kit

301.03.0072.02

Summary

This heavy-duty air dryer valve repair kit is designed to restore the functionality of purge valves in heavy commercial vehicle air brake systems. It is compatible with Mercedes-Benz systems, ensuring effective moisture and oil discharge to maintain a clean air circuit. Equivalent to OE Knorr-Bremse II325810051 and Mercedes-Benz 0004301815.

Product identifiers
EAN Code8699031086903
Ready to Order
Get Information
Share
WhatsApp Facebook X LinkedIn

Compatible OEM Codes

  • KNORR-BREMSE
    • II36251
    • II325810051
  • MERCEDES BENZ
    • 000 430 18 15

Description

What does an air dryer valve repair kit do?

This repair kit serves as a comprehensive rebuild set for the desiccant-equipped purge valve located on the air tank within the air brake system. By replacing worn internal components, this kit helps maintain a dry and clean brake circuit by discharging condensed water and oil from the tank bottom in a controlled manner.

Vehicle and system compatibility

The kit is compatible with Mercedes-Benz vehicles and other heavy commercial vehicle applications. It ensures that the purge valve continues to operate correctly, preventing moisture buildup that can lead to system failures.

Maintenance and installation

Maintenance of the purge valve is essential for the longevity of the pneumatic system. Technicians should inspect seals and springs for signs of degradation caused by heat, vibration, or oil exposure to prevent air leaks or discharge failure. Consult your authorized distributor for installation guidance.

OE cross-reference

301.03.0072.02 (Air Dryer Valve Repair Kit Air Dryer Valves) is the equivalent of the Knorr-Bremse and Mercedes-Benz OE numbers. This part directly replaces Knorr-Bremse OE numbers II325810051, II36251. It also replaces Mercedes-Benz OE number 0004301815.

Other OEMs

KNORR-BREMSE

  • II36251
  • II325810051

MERCEDES BENZ

  • A0004301815
  • 000 430 18 15

Related Products

Used In

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE
MERCEDES BENZ

FAQ

What is the purpose of this repair kit?
It is a rebuild set used to restore the function of a desiccant-equipped purge valve by replacing worn internal parts like gaskets and springs.
Which vehicles is this kit compatible with?
This specific kit is designed for compatibility with Mercedes-Benz heavy commercial vehicles.
When should the repair kit be replaced?
Replacement is recommended when seals show degradation from heat or vibration, or if air leaks and discharge failures are detected.
Does this kit replace the entire air dryer valve?
No, it is designed to restore the existing purge valve function without requiring the replacement of the entire valve assembly.
What are the OE reference numbers of this part?
301.03.0072.02 directly replaces Knorr-Bremse OE numbers II325810051, II36251. It also replaces Mercedes-Benz OE number 0004301815.