21469157 Water Pump compatible with Volvo FMX

What does a water pump do?

This water pump is a critical component of the engine cooling system, designed to circulate coolant between the engine and the radiator. By maintaining constant fluid movement, it prevents overheating and ensures the engine operates within its optimal thermal range, even under heavy-duty load conditions.

Compatible vehicles and engines

This specific model is engineered for Volvo FMX series trucks, particularly those utilizing the D11B engine. It also provides reliable performance for 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 series.

Installation and maintenance

For professional technicians, we recommend inspecting the pump and its associated belts during routine cooling system maintenance. When replacing the unit, it is advisable to check the mechanical seal and housing integrity to prevent leaks and ensure long-term reliability in construction machinery or tractor units.

Troubleshooting guidance

If you observe signs such as coolant leaking from the weep hole or unusual bearing noise, it may be time to replace this component to avoid engine overheating.

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.