20734268 Compatible Water Pump — Volvo FH12

What does a water pump do?

This water pump serves as a vital component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block, cylinder head, and radiator. Built to withstand high-temperature and high-vibration environments, this part helps maintain stable operating temperatures during heavy-duty service cycles.

Compatible Volvo FH12 models

The component is specifically engineered for compatibility with Volvo FH12 series trucks. This includes various configurations such as the FH 12/340, FH 12/380, FH 12/420, FH 12/500, FH 12/460, FH 12/390, and FH 12/430. It is an essential replacement part for maintaining the thermal integrity of these heavy commercial vehicle engines.

Maintenance and installation

For optimal performance, technicians should inspect the pump during routine belt service. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise. When performing maintenance, ensure all mounting surfaces are clean and that the replacement process follows standard workshop procedures to prevent future leaks.

Troubleshooting tips

Regular inspection of the cooling system components helps prevent engine overheating and ensures long-term reliability for fleet operations. Check the compatibility list.

OE cross-reference

525.03.0003 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20734268.