LK3846 S1 Cylinder Head for Knorr-Bremse Systems
25 11 50
Summary
This cylinder head is a high-strength component designed for air brake compressors, ensuring a reliable seal for the compression chamber. It is compatible with Knorr-Bremse systems and serves as a critical part for professional compressor rebuilding and maintenance in heavy commercial vehicles. Equivalent to OE Knorr-Bremse LK3846S1.
| EAN Code | 8699031044569 |
|---|
Ready to Order
Compatible OEM Codes
-
CUMMINS
- 4898367 S1
- 4898083 S1
- 3964688 S1
- 3964687 S1
- 3957725 S1
- 3957724 S1
-
KNORR-BREMSE
- LK3846 S1
- LK3839 S1
Description
What does a cylinder head do?
This cylinder head acts as the critical component that sits atop the air brake compressor's cylinder block to seal the compression chamber. By providing the necessary housing for inlet and discharge valve seats, internal air passages, and cooling cavities, it directly regulates both air output and operating temperatures. This component allows workshop technicians to rebuild compressors efficiently without requiring a full unit replacement.Compatible systems and applications
This part is compatible with Knorr-Bremse systems and is suitable for various heavy commercial vehicle applications. Proper selection ensures the component matches the specific compressor architecture used in the vehicle's braking system.Installation and maintenance guidance
When performing maintenance, technicians should inspect the valve seats and cooling passages within the head to ensure optimal performance. Ensuring a clean interface between the cylinder head and the block is vital for maintaining system pressure and preventing leaks during high-load operation.Selection and troubleshooting
The selection of this component should always be based on the specific compressor reference to ensure correct fitment with existing valve plates or unloader ports.OE cross-reference
25 11 50 (Compressor Cylinder Head) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number LK3846S1.Other OEMs
CUMMINS
- 4898367 S1
- 4898083 S1
- 3964688 S1
- 3964687 S1
- 3957725 S1
- 3957724 S1
KNORR-BREMSE
- LK3846 S1
- LK3839 S1
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| CUMMINS | |||
| KNORR-BREMSE |
FAQ
What function does this cylinder head serve?
It sits on top of the compressor block to seal the compression chamber and houses the valve seats and air passages necessary for air production.
Can this be used to rebuild an existing compressor?
Yes, this component allows a workshop technician to rebuild a compressor in place rather than replacing the entire unit.
How do I ensure compatibility with my vehicle?
Selection should always be based on the specific compressor architecture and reference number to ensure it matches the existing system.
What are common signs of a failing cylinder head?
Issues often include inconsistent air output or abnormal running temperatures due to leaks in the valve seats or cooling cavities.
What are the OE reference numbers of this part?
25 11 50 directly replaces Knorr-Bremse OE number LK3846S1.