21941086 Compatible Water Pump — Volvo FH

What does a water pump do?

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 consistent flow, it prevents overheating and ensures the engine operates within its designed thermal parameters during heavy-duty service.

Vehicle compatibility and engine fitment

This specific unit is compatible with Volvo FH models, including variants such as the 540, 460, 500, and 420. It is engineered to meet the rigorous demands of heavy commercial vehicle engines, providing a reliable solution for fleet managers and workshop technicians looking for high-quality replacement parts.

Installation and maintenance guidance

When performing maintenance, it is recommended to inspect the pump for signs of coolant leakage or bearing noise. For optimal service life, technicians should consider renewing the water pump during scheduled timing belt or alternator belt replacements to prevent unexpected downtime.

Troubleshooting and selection

Vaden Original parts are designed to ensure system integrity and long-term durability in demanding environments. Consult your authorized distributor.

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.