Dayco Belt Tensioner 89445 mpn-3819y337 Remanufactured base-mount

Remanufactured base-mount

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Dayco Belt Tensioner 89445 mpn-3819y337 Remanufactured base-mountDayco Belt Tensioner 89445 is a real accessory drive belt tensioner product for heavy duty truck and fleet applications. Brand: Dayco Part number: 89445 Product type: Belt tensioner assembly Description: Automatic Belt Tensioner Heavy Duty, Serpentine, 1 Pulley, 74mm Diameter, 39. 25mm Width This component helps maintain proper belt tension in accessory drive systems to support stable belt tracking, reduced vibration, and reliable pulley performance.