Dayco 89577 Idler/Tensioner Pulley

The Dayco 89577 is a light-duty idler/tensioner pulley designed to maintain proper belt tension and alignment in automotive accessory drive systems. This pulley features a precision-machined construction that ensures smooth belt operation and reliable performance in demanding engine bay conditions.

Key Features:

• Precision-engineered for light-duty automotive applications
• Durable construction to withstand high temperatures and continuous operation
• Designed to reduce belt wear and extend service life
• Maintains proper belt tension for optimal accessory performance
• Direct replacement for worn or damaged original equipment

Dayco is a trusted manufacturer of automotive belt drive components with decades of engineering expertise. This idler/tensioner pulley helps ensure your vehicle's accessory drive system operates smoothly and efficiently, supporting components like the alternator, power steering pump, and air conditioning compressor.