21960481 Water Pump for Volvo FH Series

What does a water pump do?

This water pump plays a vital role in the engine cooling system by circulating coolant between the engine and the radiator. By maintaining constant fluid movement, it prevents engine overheating and ensures optimal thermal management during heavy-duty operation. The component is built with high-strength components to withstand the intense thermal and mechanical stresses typical in commercial vehicle engines.

Compatible Volvo models

This specific unit is designed for compatibility with various Volvo FH III, FH II, and FH models, including versions like the 500, 460, and 540. It is also suitable for several Volvo FH variants such as the 420, 480, and 520 series. The design ensures precise fitment for these heavy commercial vehicle applications.

Installation and maintenance

For professional technicians, it is recommended to inspect the pump and its associated belts during routine maintenance intervals. When replacing the water pump, checking the condition of the impeller and mechanical seal is essential to prevent future coolant leaks or bearing play. Always verify fitment against specific engine codes to ensure correct installation.

Troubleshooting tips

Maintaining a stable cooling circuit is crucial for preventing engine damage in long-haul trucks. Regular checks of the coolant level and pump housing can help identify early signs of wear before a system failure occurs.

OE cross-reference

525.03.0008 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21960481.