303.07.0051 Levelling Valve for Knorr-Bremse systems
303.07.0051
Summary
This heavy-duty levelling valve is designed for suspension stability. It features M12x1.5 port sizes, an inner hole diameter of 21 / Ø 4, and is rated for 12 BAR pressure. Engineered for reliable performance in commercial vehicle suspension systems. Equivalent to OE Knorr-Bremse SV1299.
| EAN Code | 8683457012295 |
|---|
Ready to Order
Compatible OEM Codes
-
KNORR-BREMSE
- SV 1299
Description
What does a levelling valve do?
This levelling valve plays a critical role in maintaining the proper ride height and stability of the vehicle suspension system. By regulating air pressure within the bellows, it ensures the load is distributed correctly across the axle, which is essential for safe driving and component longevity.System compatibility and fitment
This component is compatible with Knorr-Bremse systems. It is specifically designed to operate effectively under heavy commercial vehicle conditions, maintaining precise pneumatic control even during varying load distributions.Installation and maintenance
For proper maintenance, technicians should inspect the M12x1.5 ports for debris and ensure the 12 BAR pressure threshold is maintained throughout the system. Checking the inner hole diameter (21 / Ø 4) during installation helps verify correct fitment and seal integrity.Troubleshooting and selection
Regular inspection of suspension valves can prevent uneven wear on tires and other suspension components. Consult your authorized distributor to ensure this part meets your specific fleet requirements.OE cross-reference
303.07.0051 (Levelling Valve) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number SV1299.Technical Specifications
| Port 21 | M12x1,5 |
|---|---|
| Port 11 | M12x1,5 |
| Pressure | 12 BAR |
| Inner Hole Diameter | 21 / Ø 4 |
| Lever | - |
| Lever mm | ----- |
Other OEMs
KNORR-BREMSE
- SV1299
- SV 1299
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the primary function of this levelling valve?
This component regulates air pressure within the suspension system to maintain consistent vehicle ride height and load distribution.
What are the technical port specifications?
The unit features M12x1.5 ports (Port 11 and Port 21) and is designed to operate at a rated pressure of 12 BAR.
Is this part compatible with Knorr-Bremse systems?
Yes, this component is designed to be compatible with Knorr-Bremse systems for heavy commercial vehicle applications.
How can I identify if a levelling valve needs replacement?
Technicians should look for uneven vehicle leaning, irregular tire wear, or inconsistent air pressure readings in the suspension system.
What are the OE reference numbers of this part?
303.07.0051 directly replaces Knorr-Bremse OE number SV1299.