21469157 Compatible Water Pump for Volvo FM

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 thermal management, it prevents engine overheating and ensures stable operating temperatures during heavy-duty service cycles.

Vehicle and engine compatibility

This component is specifically engineered to fit various Volvo FM models, including the FM 400, FM 360, FM 340, FM 380, FM 440, FM 480, FM 300, FM 390, and FM 430. It is also compatible with several Volvo FM9 variants such as the FM 9/300, FM 9/340, FM 9/260, and FM 9/380.

Installation and maintenance guidance

For optimal performance, technicians should inspect the pump during routine belt service. Common signs of wear include coolant leakage or unusual noise from the bearing assembly. Ensuring proper installation prevents systemic cooling failures in heavy commercial vehicles.

Troubleshooting and selection

Maintaining a consistent coolant flow is vital for the longevity of the engine. Consult your authorized distributor to verify specific application requirements for your fleet.

OE cross-reference

525.03.0020 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21469157.