The Dayco 89026 No Slack Idler Tensioner Pulley is a 100 mm diameter, flat-steel pulley with no flange, designed to replace an idler in belt-drive tensioner assemblies. It guides the drive belt and maintains proper tension without slack in compatible systems. This flange-free Dayco pulley is specified for configurations that require a 100 mm, flat-steel, flange-less component.
