21648708 Volvo FH D13C Water Pump

What does a water pump do?

The water pump serves as a critical component within the engine cooling system by circulating coolant between the engine block and the radiator. This continuous flow is essential to prevent overheating and maintain the ideal operating temperature during heavy-duty service. High-strength components ensure that the pump can withstand the high-pressure and high-temperature environments typical of long-haul transport.

Compatible vehicles and engines

This specific unit is designed for Volvo trucks, including various FH models such as the 420, 460, 500, and 540. It is specifically compatible with the Volvo FH13 engine series featuring the D13C engine code. For precise fitment, technicians should verify the engine code against the required specifications.

Maintenance and installation

During routine maintenance or belt service, it is recommended to inspect the water pump for signs of wear such as leaks or abnormal noise. Ensuring a proper seal and smooth impeller rotation is vital for protecting the engine from thermal stress. Proper installation ensures long-term reliability in heavy commercial vehicle operations.

Troubleshooting and selection

Regularly checking the cooling system helps prevent serious engine damage caused by coolant loss or circulation failure.

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21648708.