21969188 Compatible Volvo FMX 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 to maintain optimal operating temperatures. Built with high-strength components, it ensures consistent thermal management even under demanding heavy-duty service conditions.

Compatible Volvo FMX and FM models

This component is specifically compatible with Volvo FMX models, including the 370, 410, 430, 450, and 330 variants. It is also suitable for Volvo FM series trucks such as the FM 330, FM 370, FM 410, and FM 450. This part is an OE-equivalent solution for these specific heavy commercial vehicle engines.

Installation and maintenance guidance

For optimal performance, technicians should inspect the pump during regular cooling system maintenance or when replacing belts. Common signs of wear include coolant leakage from the weep hole or unusual noise from the bearing assembly. Consult your authorized distributor for fitment verification.

Troubleshooting and inspection

Maintaining a stable cooling cycle is essential for preventing engine overheating in construction machinery and tractor units.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21969188.