21648712 Water Pump for Volvo FH16 D16E

What does a water pump do?

This water pump plays a critical role in the engine cooling system by circulating coolant between the engine and radiator to maintain optimal operating temperatures. Built with high-strength components, it is designed to withstand the continuous high-load operating conditions typical of heavy commercial vehicle engines.

Vehicle and engine compatibility

This specific model is compatible with Volvo FH16 trucks equipped with the D16E engine. It serves as a reliable replacement for original parts, ensuring precise fitment and performance within the vehicle's cooling circuit.

Maintenance and replacement guidance

When performing maintenance, technicians should inspect the water pump for signs of leakage from the weep hole or unusual bearing noise. It is often recommended to renew the pump during timing belt or alternator belt service to prevent unexpected system failure.

Troubleshooting and selection

For correct selection, always verify compatibility using engine codes and existing part numbers to ensure dimensional accuracy and proper flange alignment.

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.