002 130 11 15 Mercedes-Benz CITARO (O 530) OM 457 HLA Compressor Head

What does a cylinder head do?

This compressor cylinder head acts as the critical sealing component that sits atop the air brake compressor cylinder block. It houses the valve seats and manages the internal air passages required to maintain stable compression. By providing a robust seal for the compression chamber, this part allows workshop technicians to rebuild existing compressors in place, offering a cost-effective alternative to replacing the entire unit.

Compatible Mercedes-Benz models and engines

This specific cylinder head is engineered for Mercedes-Benz CITARO (O 530) models, including variants such as the CITARO GN3, CITARO N, CITARO MUE, CITARO G, and CITARO LÜ. It is specifically compatible with vehicles utilizing the OM 457 HLA engine. This ensures precise fitment within the pneumatic system of these heavy commercial vehicles.

Installation and maintenance

When performing installation or maintenance, technicians should verify that the bolt hole pattern and port dimensions match the original specification exactly. Proper torque application is essential to prevent gasket leaks and ensure the integrity of the compression chamber. Consult your authorized distributor for guidance on correct installation procedures.

Troubleshooting and maintenance

Maintaining a healthy air brake system requires regular inspection of these components for signs of wear or heat damage. Ensuring the cylinder head is free of debris and properly seated helps maintain consistent air output for the vehicle's braking system.

OE cross-reference

11 25 50 (Compressor Cylinder Head) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number 0021301115.