Dayco 89371 Automatic Belt Tensioner

The Dayco 89371 Automatic Belt Tensioner is a premium replacement component designed to maintain proper belt tension in your vehicle's accessory drive system. This tensioner automatically adjusts to compensate for belt stretch and wear, ensuring consistent performance throughout its service life.

Key Features:

• Automatic tension adjustment maintains optimal belt performance
• Heavy-duty spring mechanism ensures consistent pressure
• Precision-engineered pulley for smooth operation and reduced noise
• OE-quality construction meets or exceeds original equipment specifications
• Durable steel and composite materials for long service life
• Pre-lubricated bearing assembly for reliable operation

Dayco is a trusted name in automotive belt drive systems, providing professional-grade components that restore proper function to worn or failed tensioners. This automatic tensioner helps prevent belt slippage, reduces wear on other drive components, and maintains proper tension across all operating conditions.