21960479 Compatible Water Pump — Volvo 9900

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 prevent overheating. Engineered for heavy commercial vehicle applications, it features high-strength components designed to withstand extreme temperatures and constant vibration during long service hours.

Compatible vehicles and engines

This component is specifically compatible with Volvo 9900 models. It serves as a reliable replacement for the original equipment to maintain engine thermal stability in demanding environments.

Installation and maintenance

For optimal performance, technicians should inspect the pump during routine belt service and check for signs of coolant leakage or bearing play. Ensuring proper installation helps prevent engine overheating and maintains system integrity.

Troubleshooting guidance

If you are experiencing noise or visible leaks from the weep hole, it is time to evaluate the pump's condition to avoid more significant engine issues.

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.