21648712 Volvo B13R D13K Water Pump

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 block and the radiator. By maintaining consistent fluid flow, it prevents thermal buildup and ensures the engine operates within optimal temperature ranges during intensive service cycles.

Vehicle and engine compatibility

This component is specifically designed to fit Volvo B13R trucks featuring D13K engines. It serves as a reliable replacement for original equipment, ensuring seamless integration with the existing cooling circuit of the vehicle.

Installation and maintenance guidance

For optimal performance and longevity, technicians should inspect the pump during routine belt service intervals. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise, which may indicate the need for replacement to prevent engine overheating.

Troubleshooting and selection

Maintaining a stable thermal environment is vital for heavy commercial vehicle longevity. This part is manufactured using high-strength components to withstand the rigorous mechanical stresses found in heavy-duty engine environments.

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.