Dayco Belt Tensioner 89257 service-linehaul MPN: K4515Q-LH20

MPN: K4515Q-LH20

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Dayco Belt Tensioner 89257 service-linehaul MPN: K4515Q-LH20Dayco Belt Tensioner 89257 is a real accessory drive belt tensioner product for heavy duty truck and fleet applications. Brand: Dayco Part number: 89257 Product type: Belt tensioner assembly Description: Tensioner Auto LT Truck This component helps maintain proper belt tension in accessory drive systems to support stable belt tracking, reduced vibration, and reliable pulley performance. Verify part number, pulley style, and engine application