21030340 Volvo VNL D13 Water Pump

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 block and the radiator. Built to withstand high-load operating conditions, the unit features high-strength components designed to manage significant thermal stress and vibration during long service hours.

Vehicle and engine compatibility

This specific part is engineered for Volvo VNL trucks featuring the D13 engine. It provides reliable coolant circulation to maintain optimal engine temperature under heavy commercial vehicle workloads. Consult your authorized distributor for precise fitment verification.

Installation and maintenance

For optimal performance, technicians should inspect the pump and associated belts during routine engine maintenance. If leaks or unusual noises are detected, it is recommended to renew the pump alongside the timing belt or alternator belt to prevent system failure.

Troubleshooting guidance

Proper selection ensures compatibility with the specific requirements of the D13 engine architecture, maintaining the integrity of the entire cooling circuit.

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 21030340.