25 04 50 Cylinder Head Compatible with WABCO
25 04 50
Summary
This compressor cylinder head is a high-strength component designed for heavy commercial vehicle air brake systems. It is compatible with WABCO systems and Cummins engines, ensuring stable compression and thermal management within the compressor assembly. Equivalent to OE WABCO 9111558022.
| EAN Code | 8699031043982 |
|---|
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Compatible OEM Codes
-
WABCO
- 911 155 802 2
Description
What does a compressor cylinder head do?
This compressor cylinder head is the essential cast service component that sits on top of an air brake compressor's cylinder block to seal the compression chamber. By providing the necessary seal and housing for valve seats, it allows workshop technicians to rebuild a compressor in place rather than replacing the entire unit. This component is critical for maintaining consistent air output and managing operating temperatures during heavy-duty cycles.Vehicle and engine compatibility
This specific part is compatible with WABCO systems and Cummins engines. It serves as a high-performance replacement part for heavy commercial vehicle air brake compressors, ensuring reliable pressure delivery under sustained loads.Installation and maintenance guidance
When replacing the cylinder head, technicians should inspect the valve seats and internal air passages to ensure no debris remains in the system. Proper installation is vital to maintain the seal between the head and the cylinder block, preventing pressure drops or external leaks during operation.System reliability and inspection
Regular inspection of the head and its associated valve plates can prevent significant system failures. Maintaining the integrity of the compression chamber is key to long-term pneumatic system reliability.OE cross-reference
25 04 50 (Compressor Cylinder Head) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 9111558022.Other OEMs
WABCO
- 9111558022
- 911.155.802.2
- 911 155 802 2
Related Products
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| CUMMINS | |||
| WABCO |
FAQ
What is the function of a compressor cylinder head?
The cylinder head seals the compression chamber from above and houses the inlet and discharge valve seats, directly governing air output and temperature.
Which systems is this component compatible with?
This component is designed to be compatible with WABCO systems and Cummins engines in heavy commercial vehicles.
Can this part be used to rebuild an existing compressor?
Yes, it allows a workshop technician to rebuild a compressor in place by replacing the top cover rather than replacing the whole unit.
How do I know if my compressor cylinder head needs replacement?
Signs of wear include loss of air pressure, external leaks around the head, or overheating due to compromised internal cooling cavities.
What are the OE reference numbers of this part?
25 04 50 directly replaces WABCO OE number 9111558022.