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The Gates belt-drive tensioner for International/Navistar LT Series diesel applications is specified for water pump belt drive to maintain cooling system operation. Intended as a direct-fit replacement for 2018–2021 International LT Series trucks, this tensioner restores proper belt routing and tension for the water pump accessory, supporting engine cooling system function in applicable vehicles.
Gates 18-21 International/Navistar LT Series Diesel Water Pump Belt Drive Tensioner
