21648712 Volvo FM III Water Pump

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 flow, it prevents engine overheating and ensures stable thermal management during heavy-duty operation.

This component is specifically designed for Volvo trucks, including the FM III (330, 370, 380, 430, 460 models), the FM II series (FM 330, FM 370, FM 410, FM 450), and the standard FM series. It is a reliable replacement for maintaining fleet uptime in heavy commercial vehicles.

When performing maintenance, it is recommended to inspect the pump alongside the drive belts to prevent secondary failures. Technicians should check for signs of coolant leakage or unusual bearing noise during routine service intervals to ensure continued reliability.

Check the compatibility list.

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 21648712.