Dayco 89471 Gold Label Heavy-Duty Automatic Serpentine Belt Tensioner Assembly

The Dayco 89471 Gold Label No Slack Heavy-Duty Automatic Belt Tensioner is engineered for demanding diesel engine accessory drive applications. Designed to maintain proper serpentine belt tension, this heavy-duty tensioner helps reduce belt slippage, noise, and premature accessory wear.

Featuring a durable cast aluminum housing, a heavy-duty tensioner arm, and a spring design engineered to maintain consistent tension, the Dayco 89471 provides dependable performance for commercial truck applications.

Features and Benefits:

• Heavy-duty automatic serpentine belt tensioner assembly

• Durable cast aluminum housing for strength and longevity

• Designed to maintain consistent belt tension

• Helps reduce belt noise, slippage, and accessory wear

• Single grooved pulley with lubricated bearings

• Designed for heavy-duty diesel engine applications

Product specifications