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303.07.0012 Levelling Valve, Suspension

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303.07.0012 Mercedes-Benz Compatible Levelling Valve

303.07.0012

Summary

This levelling valve is designed for Mercedes-Benz air suspension systems. It features M12x1.5 ports, a 175 mm lever, and a 6 mm lever opening to ensure precise pneumatic control and chassis stability in heavy commercial vehicles. Equivalent to OE Bosch 0500005101 and Mercedes-Benz 0003283430.

Product identifiers
EAN Code8699031064246
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Compatible OEM Codes

  • MERCEDES BENZ
    • 000 328 34 30
  • BOSCH
    • 0 500 005 101

Description

What does a levelling valve do?

This levelling valve plays a critical role in maintaining the correct ride height of air-suspended heavy commercial vehicles. By utilizing mechanical lever movement to control pneumatic airflow, it ensures the chassis remains stable under varying load conditions. Built with high-strength components, it provides reliable performance in demanding environments.

Vehicle compatibility

This specific component is compatible with Mercedes-Benz vehicles. It is engineered to meet the rigorous requirements of heavy commercial chassis, ensuring precise leveling through its 175 mm lever and specific port configurations.

Installation and maintenance

Installation requires careful alignment of the 175 mm lever to ensure correct operation. The unit features M12x1.5 port sizes (Port 1 and Port 3, with two M12x1.5 ports at Port 2) to facilitate secure pneumatic connections. Technicians should inspect the lever opening of 6 mm during routine maintenance to ensure proper airflow regulation.

Troubleshooting and selection

Regular inspection of the pneumatic connections and lever movement can prevent uneven chassis loading. For optimal performance, always verify that the component matches the existing system specifications during replacement.

OE cross-reference

303.07.0012 (Levelling Valve) is the equivalent of the Bosch and Mercedes-Benz OE numbers. This part directly replaces Bosch OE number 0500005101. It also replaces Mercedes-Benz OE number 0003283430.

Technical Specifications

Technical Specifications
Port 1M12x1,5
Port 2M12x1,5 (x2)
Port 3M12x1,5
Lever175 mm
Lever Opening6 mm

Other OEMs

BOSCH

  • 0500005101
  • 0.500.005.101
  • 0 500 005 101

MERCEDES BENZ

  • A0328343080
  • A0003283430
  • 000328343080
  • 0003283430
  • 000.328.3430
  • 000.328.34.30
  • 000 328 3430
  • 000 328 34 30

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
BOSCH
MERCEDES BENZ

FAQ

What is the function of this levelling valve?
It regulates pneumatic airflow within the air suspension system using a mechanical lever to maintain consistent vehicle height.
What are the connection specifications?
The component features M12x1.5 ports and a 175 mm lever with a 6 mm opening for precise movement.
Is this compatible with Mercedes-Benz?
Yes, this part is designed to be compatible with Mercedes-Benz air-suspended heavy commercial vehicles.
How can I identify if a replacement is needed?
Technicians should check for uneven vehicle height or inconsistent air pressure regulation in the suspension system.
What are the OE reference numbers of this part?
303.07.0012 directly replaces Bosch OE number 0500005101. It also replaces Mercedes-Benz OE number 0003283430.