21814009 Volvo FMX II Compatible Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine and the radiator. By maintaining steady fluid flow, it prevents engine overheating and ensures stable thermal management during heavy-duty operation.

Vehicle and engine compatibility

Designed for heavy commercial vehicle applications, this component is compatible with Volvo FMX II models including 380, 420, 460, 500, and 540 variants. It is also fitted to Volvo FM series trucks such as the FM 380, FM 420, FM 460, and FM 500. This part ensures reliable performance in demanding environments.

Installation and maintenance

During installation or routine maintenance, technicians should inspect the pump housing and seals for any signs of coolant leakage or bearing play. It is recommended to check the condition of the drive belt and gaskets simultaneously to ensure system integrity. Consult your authorized distributor.

Troubleshooting and reliability

Regular inspection of the cooling system helps prevent issues like cavitation or impeller erosion, ensuring long-term reliability for the vehicle's thermal management system.

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 21814009.