21648708 Compatible Water Pump for Volvo FH16

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. Designed for high-load operating conditions, it utilizes high-strength components to withstand temperature fluctuations and mechanical vibrations common in heavy commercial vehicle engines.

Vehicle and engine compatibility

This part is specifically engineered for Volvo FH models, including variants 420, 460, 500, and 540, as well as Volvo FH16 units equipped with D16G engines. It provides a precise fit for these specific heavy-duty applications to maintain optimal thermal management.

Installation and maintenance

To ensure correct installation, technicians should inspect the drive belt and housing seals during replacement. It is recommended to check for any coolant leakage or bearing play during routine maintenance intervals to prevent engine overheating. Consult your authorized distributor for fitment verification.

Troubleshooting guidance

Maintaining a stable cooling flow is essential for engine longevity in tractor units and heavy-duty trucks.

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 21648708.