Dayco 89259 Automatic Serpentine Belt Tensioner

The Dayco 89259 Automatic Belt Tensioner is designed and built to outperform other aftermarket belt tensioners on the market. has the Dayco parts your truck needs to get back on the road. This Belt Tensioner is manufactured with a flat wire spring that allows the internal tension to be concentric to provide constant tension. This tensioner has a locator pin built to withstand the maximum drive demands and correctly locate the tensioner for installation. The heavy-duty cast aluminum spring case is highly resistant to rust and premature cracking to provide a long service life along with quieter performance. This belt tensioner features a Deflected Arm Plate that decreases rotational movement and extends tensioner life.

Features

• Manufactured to OE Requirements
• Deflected Arm Plate Extends Tensioner Life
• Heavy-Duty Cast Aluminum Spring Case
• Zinc-Coated Mounting Bolts Resist Rust