21969188 Compatible Volvo FM11 D11B Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant through the engine block and radiator. Built with heavy-duty grade materials, it ensures consistent thermal management and prevents overheating during demanding commercial operations.

Compatible Volvo truck models

The component is specifically designed for Volvo trucks, including the FM 330, FM 450, FM 410, and FM 370 models. It is also compatible with Volvo FM11 vehicles utilizing the D11B engine series.

Maintenance and installation

To ensure long-term reliability, technicians should inspect the pump and drive belt during every scheduled maintenance interval. Proper installation and checking for early signs of coolant leakage or bearing noise can prevent significant engine overheating issues.

System reliability

Selecting a high-quality replacement ensures that the cooling system maintains the correct pressure and flow rates required for heavy-duty performance.

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.