21228793 Volvo FM D11K 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 constant flow, it prevents overheating and ensures the engine operates within its designed thermal range. Built with high-strength components, this unit is engineered to withstand the rigorous demands of heavy commercial vehicle service.

Vehicle and engine compatibility

This specific water pump is compatible with Volvo FM models, including the FM 300, FM 340, FM 360, FM 380, FM 390, FM 400, FM 430, FM 440, and FM 480 equipped with D11K engines. It is a precise replacement for Volvo OE parts to ensure seamless integration into the existing cooling circuit.

Installation and maintenance

To maintain peak performance, technicians should inspect the pump during every timing belt or alternator belt service. Signs of wear such as coolant leakage from the weep hole or unusual bearing noise indicate that replacement is necessary. For optimal results, always check all connections and hoses during installation.

Troubleshooting guidance

Selecting a high-quality replacement ensures long-term reliability for the vehicle's thermal management system.

OE cross-reference

525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21228793.