21960479 Volvo FMX D11B Water Pump

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and the radiator. Constructed with high-strength components, it is designed to withstand the rigorous thermal and mechanical stresses encountered in heavy commercial vehicle applications.

This component is specifically compatible with Volvo FMX models, including 380, 420, 460, and 500 variants equipped with D11B engines. It is also fitted to Volvo FM trucks such as the FM 380, FM 420, FM 460, and FM 500 series.

To ensure optimal performance, technicians should inspect the pump during regular belt service intervals. Common signs of wear include coolant leakage or unusual mechanical noise. Replacing the unit during scheduled maintenance helps prevent engine overheating and ensures long-term system reliability.

Consult your authorized distributor to verify exact fitment for your specific engine configuration.

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.