20744939 Genuine Mack Engine Water Pump

DESCRIPTION Engine Water Pump CONDITION Used BRAND Mack PART NUMBER 20744939 Cross-reference note: Part number 20744939 is a matching cross-reference for our main listing part number 24070789. Function of this partThe cooling system maintains proper engine operating temperature using components such as the radiator, charge air cooler, fan drive, and water pump. It removes excess heat from the engine and sometimes from charge air and transmission oil. Why this part mattersOverheating can quickly damage an engine or transmission. Keeping the cooling system in good shape is essential for uptime, especially on heavy loads or in hot climates. About the brandMack is known for building tough trucks and components for construction, vocational, and highway fleets that need reliable performance day after day. Fitment & usage Used OEM parts are a smart choice for controlling repair costs while still using original-equipment components. Always match the OEM part number(s) listed to your existing part, and consult your service manual, dealer, or technician if you are unsure about fitment. Note: Because this is a used component, normal signs of wear such as scratches, discoloration, or light surface corrosion may be present. Refer to the product photos and information on Second Truck Parts for the best representation of the part you will receive.