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303.03.0015 Cab Suspension Levelling Valve, Cabin

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303.03.0015 DAF Compatible Cab Suspension Levelling Valve

303.03.0015

Summary

This cab suspension levelling valve is designed for heavy commercial vehicle stability. It features Ø6 ports and a 43 mm lever, ensuring precise cabin height regulation. Compatible with DAF and WABCO systems. Equivalent to OE DAF 0759050 and WABCO 4640070210.

Product identifiers
EAN Code8683457000698
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Compatible OEM Codes

  • DAF
    • 1604351
    • 1600469
    • 1445900
    • 1341990
    • 0759050
  • WABCO
    • 464 007 021 0

Description

What does a cab suspension levelling valve do?

This cab suspension levelling valve plays a critical role in maintaining the correct cabin height and stability during vehicle operation. By regulating air pressure within the cabin bellows, it ensures a smooth ride and prevents uneven wear on the suspension components. Built with heavy-duty grade materials, it provides reliable performance under constant mechanical movement.

Vehicle and system compatibility

This component is specifically engineered for DAF trucks and is compatible with WABCO systems. It functions through a mechanical lever mechanism to provide accurate feedback from the chassis, ensuring the cabin remains level even under varying load conditions.

Installation and maintenance

The unit is designed with Ø6 ports and a 43 mm lever to ensure precise installation within the pneumatic circuit. Technicians should check the lever rod and linkage connections during replacement to ensure optimal calibration of the cabin height.

Troubleshooting guidance

Regular inspection of the levelling valve can prevent air leaks and irregular cabin tilt. If the cabin fails to return to its standard height after loading, this component should be inspected for mechanical accuracy or seal integrity.

OE cross-reference

303.03.0015 (Cab Suspension Levelling Valve) is the equivalent of the DAF and WABCO OE numbers. This part directly replaces DAF OE numbers 0759050, 1341990, 1445900, 1600469, 1604351. It also replaces WABCO OE number 4640070210.

Technical Specifications

Technical Specifications
Port 1Ø6
Port 2Ø6
Lever mm43

Other OEMs

DAF

  • 1604351
  • 1600469
  • 1445900
  • 1341990
  • 0759050

WABCO

  • 4640070210
  • 464.007.021.0
  • 464 007 021 0

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAF
WABCO

FAQ

How does this levelling valve function?
It uses a mechanical lever to sense the cabin's position, regulating air pressure in the bellows to maintain a constant, level height for the driver.
Which vehicle brands is this compatible with?
This component is designed for DAF trucks and is fully compatible with WABCO systems.
What are the technical specifications of this part?
This unit features two Ø6 ports and utilizes a 43 mm lever for mechanical feedback during operation.
What are common signs of a faulty levelling valve?
Symptoms include an unevenly tilted cabin, irregular cabin height, or air leaks within the pneumatic suspension circuit.
What are the OE reference numbers of this part?
303.03.0015 directly replaces DAF OE numbers 0759050, 1341990, 1445900, 1600469, 1604351. It also replaces WABCO OE number 4640070210.