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301.03.0059 Air Dryer Valve, Air Dryer Valves
Vaden Part No.

301.03.0059

Air Dryer Valve, Air Dryer Valves

EAN 8699031080222

High-performance air dryer valve for heavy commercial vehicle brake systems. Compatible with Knorr-Bremse systems. Check the compatibility list.

Description
Heater: -----  Port 1: M22x1,5  Port 21: M22x1,5  Pressure: 11 BAR  Port 22: M12x1,5  Port 4/23: M12x1,5 
Replaces KNORR-BREMSE K007770N00 KNORR-BREMSE K007771N50 KNORR-BREMSE LA 8509

Technical Specifications

6
SpecValue
Heater-----
Port 1M22x1,5
Port 21M22x1,5
Pressure11 BAR
Port 22M12x1,5
Port 4/23M12x1,5

Cross-Reference

3
BrandPart numberTypeNotes
KNORR-BREMSE K007770N00
KNORR-BREMSE K007771N50
KNORR-BREMSE LA 8509

All OEM part numbers and brand names are used for reference only. Vaden is not affiliated with, endorsed by, or sponsored by these manufacturers.

Repair Kits

1

Description

VADEN ORIGINAL 301.03.0059 is a heavy commercial vehicle spare part produced as an equivalent to the KNORR-BREMSE (K007770N00, K007771N50, LA8509) original in the Air Dryer Valve, Air Dryer Valves group. The OE-quality standard offers long life and an exact fit.

Frequently Asked Questions

What is the main function of this air dryer valve?
The valve manages moisture and contaminants within the pneumatic brake system, protecting components from corrosion and freeze-up.
What are the technical port specifications?
This unit features M22x1.5, M22x1.5, M12x1.5, and M12x1.5 port configurations designed for 11 BAR operation.
Is this component compatible with Knorr-Bremse systems?
Yes, this air dryer valve is designed to be compatible with Knorr-Bremse systems used in heavy commercial vehicles.
How can I identify if a replacement is needed?
Technicians should look for signs of moisture in the air lines or irregular pressure fluctuations in the braking system.
What are the OE reference numbers of this part?
301.03.0059 directly replaces Knorr-Bremse OE numbers K007770N00, K007771N50, LA8509.

Vehicle Applications

1
MakeModels
KNORR-BREMSE —