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303.07.0058 Knorr-Bremse Compatible Levelling Valve

303.07.0058

Summary

This high-strength levelling valve is designed for precision suspension control. Featuring M16x1.5 and M12x1.5 port configurations and an inner hole diameter of 2.40 mm, it ensures stable operation in heavy commercial vehicle suspension systems. Compatible with Knorr-Bremse systems. Equivalent to OE Knorr-Bremse SV1403.

Product identifiers
EAN Code8683457012363
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Compatible OEM Codes

  • KNORR-BREMSE
    • SV 1403

Description

What does a levelling valve do?

This levelling valve plays a critical role in maintaining the correct ride height and stability within a heavy commercial vehicle's suspension system. By regulating air pressure, it ensures the vehicle remains level under varying load conditions, which is essential for safe handling and tire longevity.

System compatibility and fitment

This component is engineered to meet strict industrial standards and is compatible with Knorr-Bremse systems. It features specific technical dimensions including M16x1.5 and M12x1.5 ports to ensure seamless integration into existing pneumatic suspension architectures.

Installation and maintenance

For proper installation, technicians should verify that all port connections are secure and that the pressure remains within the operational range of 10 BAR. Regular inspection of the internal components and port integrity is recommended to prevent air leaks and maintain optimal suspension leveling.

Troubleshooting guidance

Consult your authorized distributor for more information on fitment and technical specifications.

OE cross-reference

303.07.0058 (Levelling Valve) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number SV1403.

Technical Specifications

Technical Specifications
Port 12M16x1,5
Port 21M12x1,5 (x2)
Port 11M12x1,5
Port 23M16x1,5
Pressure10 BAR
Inner Hole Diameter21 / Ø 2,40
Lever-
Lever mm-----

Other OEMs

KNORR-BREMSE

  • SV1403
  • SV 1403

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What is the primary function of this levelling valve?
The valve regulates air pressure within the suspension system to maintain the vehicle's proper ride height regardless of the load.
Which systems is this component compatible with?
This part is designed to be compatible with Knorr-Bremse systems in heavy commercial vehicle applications.
What are the technical port specifications?
The unit features M16x1.5 ports and M12x1.5 ports to accommodate standard pneumatic connections.
What should I check if the suspension is uneven?
Technicians should inspect the levelling valve for air leaks at the M16 or M12 ports and ensure the operating pressure is maintained at 10 BAR.
What are the OE reference numbers of this part?
303.07.0058 directly replaces Knorr-Bremse OE number SV1403.