21960479 Volvo FH13 D13A Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine block and the radiator. By maintaining consistent fluid flow, it helps the engine operate at its ideal temperature even under heavy loads and high ambient temperatures. High-strength components are used to ensure long-term durability and resistance to thermal stress.

Vehicle and engine compatibility

This component is specifically designed to fit Volvo FH series trucks, including models with 420, 460, 500, and 540 horsepower ratings. It is compatible with Volvo FH13 engines featuring the D13A engine code. This part is an essential replacement for maintaining the thermal stability of your heavy commercial vehicle engine.

Installation and maintenance

For optimal performance, technicians should inspect the pump during every cooling system service or when replacing belts. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise during routine maintenance intervals. Ensuring the impeller and shaft are properly seated prevents overheating and potential engine damage.

Troubleshooting guidance

Maintaining a stable operating temperature is vital for engine longevity in long-haul applications. Always verify compatibility with your specific engine code to ensure a precise fit during installation.

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.