21284318 Volvo FM II Compatible Water Pump

What does a water pump do?

This water pump plays a vital role in the engine cooling system by circulating coolant between the engine block and the radiator. Built with high-strength components, it ensures consistent thermal regulation to prevent engine overheating during intensive service cycles.

Vehicle and engine compatibility

This component is specifically designed for Volvo FM series trucks, providing reliable fitment for Volvo FM II models such as the FM 500, FM 460, FM 420, and FM 380. It serves as an essential replacement part for these heavy commercial vehicle engines.

Installation and maintenance

Technicians should inspect the pump during routine belt service or when signs of coolant leakage or unusual bearing noise are detected. Ensuring proper installation and checking the integrity of the cooling passages helps maintain optimal engine temperature.

Troubleshooting and selection

Maintaining a stable cooling cycle is critical for preventing long-term engine wear in heavy-duty applications. Consult your authorized distributor for more information regarding compatibility.

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 21284318.