303.07.0063 Levelling Valve for Knorr-Bremse Systems
303.07.0063
Summary
High-strength levelling valve designed for heavy commercial vehicle suspension systems. Features M16x1.5 and M12x1.5 port configurations, a 210 mm lever, and 12 BAR pressure rating to ensure stable vehicle height and suspension performance. Equivalent to OE Knorr-Bremse SV1421.
| EAN Code | 8683457012417 |
|---|
Ready to Order
Compatible OEM Codes
-
KNORR-BREMSE
- SV 1421
Description
What does a levelling valve do?
This levelling valve serves as a critical component within the pneumatic suspension system, maintaining the correct vehicle height by regulating air pressure. It ensures that the suspension remains stable even under varying load conditions, protecting the chassis and ensuring safe handling for heavy commercial vehicles.Compatibility and technical specifications
The component is designed to be compatible with Knorr-Bremse systems and is engineered to meet rigorous industrial standards. It features specific port sizes including M16x1.5 and M12x1.5, alongside a 210 mm lever and a 12 BAR pressure capacity to ensure reliable operation in demanding environments.Installation and maintenance
For proper installation, technicians should verify that the port connections (M16x1.5 and M12x1.5) match the existing pneumatic lines. Regular inspection of the lever mechanism and seals is recommended to prevent pressure drops or uneven suspension leveling.Selection guidance
Consult your authorized distributor.OE cross-reference
303.07.0063 (Levelling Valve) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number SV1421.Technical Specifications
| Port 12 | M16x1,5 |
|---|---|
| Port 21 | M12x1,5 (x2) |
| Port 11 | M12x1,5 |
| Port 23 | M16x1,5 |
| Pressure | 12 BAR |
| Inner Hole Diameter | 21 / Ø 2,30 |
| Lever mm | 210 |
Other OEMs
KNORR-BREMSE
- SV1421
- SV 1421
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the function of this levelling valve?
The valve regulates air pressure within the suspension system to maintain a consistent vehicle height, ensuring stability under different loads.
What are the technical port specifications?
This unit features M16x1.5 ports and M12x1.5 ports (x2), designed for standard heavy commercial pneumatic connections.
Is this component suitable for heavy commercial vehicles?
Yes, it is specifically designed for heavy commercial vehicle suspension systems to handle high-pressure environments up to 12 BAR.
How can I identify if this valve is correct for my system?
Check your existing component's port sizes (M16x1.5/M12x1.5) and lever length (210 mm) to ensure it matches your current setup.
What are the OE reference numbers of this part?
303.07.0063 directly replaces Knorr-Bremse OE number SV1421.