Dayco 89042 No Clack Idler Tensioner Pulley is a 70mm diameter idler with a flat face and a flange to guide the belt in automotive belt-drive systems. It features dual internal bearings to support smooth rotation under load and reduce wobble. This part is designed for applications requiring a 70mm flange-guided pulley with dual bearings, compatible with Dayco No Clack tensioner assemblies.
