85000957 Volvo FH Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, facilitating the continuous circulation of coolant between the engine and the radiator. By ensuring steady flow, it prevents overheating and maintains stable thermal management during heavy-duty operations.

Vehicle compatibility and fitment

This part is specifically designed for use in Volvo FH models, including variants such as 400, 420, 440, 460, 480, 500, 520, and 540. It is engineered to meet the rigorous demands of heavy commercial vehicle engines.

Maintenance and replacement guidance

When performing routine maintenance, it is recommended to inspect the pump for signs of leakage or unusual bearing noise. For optimal system reliability, professional technicians often suggest renewing the water pump in conjunction with timing belt or alternator belt service intervals.

System reliability and troubleshooting

Proper installation ensures that the mechanical seal and impeller operate correctly under pressure. Maintaining the integrity of the cooling circuit is vital for preventing engine overheating in heavy-duty applications.

OE cross-reference

525.03.0008 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85000957.