21960479 Water Pump for Volvo FM series

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator to maintain ideal operating temperatures. For heavy commercial vehicles, a high-flow pump is essential to prevent overheating during high engine loads and long-haul operations.

Vehicle and engine compatibility

This specific component is compatible with Volvo FM series trucks, including models such as the FM 500, FM 380, FM 420, and FM 460. It is specifically engineered for use with the Volvo FM13 D13B engine to ensure precise fitment and performance.

Installation and maintenance

When performing engine maintenance, it is recommended to inspect the water pump alongside the timing belt or alternator belt service. Technicians should check for signs of coolant leakage from the weep hole or unusual bearing noise during routine inspections.

Troubleshooting and selection

Maintaining a stable thermal environment is vital for engine longevity in heavy-duty applications. Using high-quality replacement parts helps prevent serious engine damage caused by sudden temperature spikes.

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 21960479.