21648716 Volvo B11R D11A 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 to prevent overheating. Manufactured with high-strength components, it is engineered to withstand the rigorous thermal and mechanical stresses found in heavy commercial vehicle engines.

Vehicle and engine compatibility

This specific unit is designed for Volvo B11R models featuring the D11A engine. For precise fitment, technicians should always verify the engine code and existing OEM references against the vehicle specifications.

Installation and maintenance

When replacing the water pump, it is recommended to inspect the entire cooling circuit, including hoses and the thermostat, to ensure optimal system pressure. Proper installation ensures long-term reliability and prevents premature wear of other cooling system components.

Troubleshooting and selection

Regular maintenance of the coolant levels and checking for any signs of leakage around the pump housing can help prevent unexpected downtime in heavy commercial operations.

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 21648716.