21941086 Volvo FH D13B Engine Water Pump

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine block and the radiator. Maintaining proper thermal management is essential for preventing overheating during long-haul operations and high engine loads. Using high-strength components ensures the unit can withstand the rigorous demands of heavy commercial vehicle service.

Compatible vehicles and engines

This component is specifically designed to fit Volvo FH series trucks, including models with 420, 460, 500, and 540 horsepower ratings. It is also compatible with Volvo FH13 models equipped with the D13B engine. For exact fitment, technicians should always verify the engine code before installation.

Installation and maintenance

When replacing the water pump, it is recommended to inspect the thermostat and radiator hoses to ensure the entire cooling circuit is functioning correctly. Maintaining clean coolant levels and following scheduled service intervals helps prevent premature wear on the pump bearings and impeller.

Ensuring system longevity

Proper selection of a cooling component is vital to prevent serious engine damage caused by thermal fluctuations. This part offers a reliable alternative for fleet managers looking to maintain vehicle uptime.

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21941086.