A0021301115 Compatible Cylinder Head for Mercedes-Benz

What does a cylinder head do?

This cylinder head serves as a critical component within the air brake compressor assembly, managing the compression chamber architecture to ensure consistent air pressure delivery. Manufactured with heavy-duty grade materials, it is designed to withstand the high thermal and mechanical stresses encountered in heavy commercial vehicle braking systems.

Vehicle and engine compatibility

This specific part is compatible with Mercedes-Benz CONECTO (O 345) trucks, including the CONECTO 18M and CONECTO 12M variants, specifically when fitted with OM 457 LA engines. It functions as a direct replacement for the original unit to maintain system integrity.

Installation and maintenance

During installation, technicians should inspect the compressor mounting surfaces and ensure that all gaskets are seated correctly to prevent air leaks. Regular inspection of the cylinder head seating area is recommended during routine maintenance intervals to prevent pressure drops in the pneumatic circuit.

Selection guidance

Selecting the correct head is vital for maintaining the correct compression ratio and ensuring the longevity of the compressor assembly. Consult your authorized distributor to verify specific fitment requirements for your engine model.

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 A0021301115.