21468472 Volvo FM D13B Water Pump

The water pump is a critical component of the engine cooling system, responsible for circulating coolant between the engine and the radiator. By maintaining a constant flow, it prevents overheating and ensures the engine operates within its ideal temperature range, even under heavy commercial vehicle workloads.

This specific model is engineered for Volvo FM series vehicles, including the FM 480, FM 440, FM 380, FM 340, FM 300, FM 400, FM 360, FM 390, and FM 430. It is also fully compatible with Volvo FM13 models equipped with D13B engines.

For optimal performance and longevity, technicians should inspect the water pump during routine belt service. Checking for signs such as coolant leaks from the weep hole or unusual bearing noise can prevent more serious engine damage. When replacing this component, it is recommended to inspect the associated gaskets and drive belts to ensure a perfect seal and proper tension.

Maintaining a consistent cooling flow is essential for protecting heavy-duty engines from thermal stress during long-haul operations.

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 21468472.