20382347 S3 Crankshaft Flange for Volvo FH12 D12D

What does a crankshaft flange do?

This crankshaft flange is a vital component within the air brake compressor system, ensuring the stable transmission of power from the engine to the compressor. Manufactured from high-strength components, it maintains structural integrity under high pressure and continuous rotation within heavy commercial vehicle air systems.

Vehicle and engine compatibility

This part is specifically engineered for Volvo FH12 trucks featuring D12D engines. It provides a precise fit for these specific heavy-duty applications, ensuring that the compressor maintains optimal performance during long-haul operations. Consult your authorized distributor to confirm compatibility.

Installation and maintenance guidance

When replacing this component, technicians should verify the pilot diameter, bolt hole circle, and seal seat size against the existing part. Proper installation is critical to prevent vibration or air leakage within the pneumatic system. Always check the compressor housing label to ensure a perfect match with the existing assembly.

Troubleshooting and selection

Maintaining a robust crankshaft flange helps prevent unexpected downtime in the pneumatic braking system. Regular inspection of flange mounting and seal seats during routine service can help identify early signs of wear before they impact vehicle safety.

OE cross-reference

13 01 13 (Compressor Crankshaft Flange) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20382347S3.