21284318 Volvo FMX D11K Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. By maintaining consistent flow, it prevents overheating and supports the thermal stability required for heavy-duty operation.

Vehicle and engine compatibility

This component is specifically designed to fit Volvo FMX models with D11K engines, as well as various Volvo FM series variants. It is engineered to meet the rigorous demands of heavy commercial vehicle applications, providing reliable service in demanding environments.

Maintenance and inspection guidance

When performing routine maintenance, technicians should inspect the pump for signs of coolant leakage or unusual noise. For optimal system reliability, it is recommended to check the pump integrity during scheduled belt replacements or when servicing the engine cooling circuit.

Selection and durability

Selecting a high-strength component helps prevent sudden engine overheating and ensures long-term durability for the vehicle's cooling system. Consult your authorized distributor.

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.