The Dayco 89364 Automatic Belt Tensioner is designed and built to outperform other aftermarket belt tensioners on the market. Maintain factory function in your vehicle with Dayco products from XDP. The spring case is manufactured out of sturdy cast aluminum to resist cracking and corrosion while offering better performance and service life. Each tensioner is built with the patented Deflected Arm Plate to extend tensioner life by decreasing rotational movement. This tensioner has a locator pin to correctly locate the tensioner for precise installation and to withstand the most demanding drive demands. This Belt Tensioner is manufactured with a flat wire spring that allows the internal tension to be concentric to provide constant tension.
Features:
- Meets Or Exceeds OE Specifications
- Deflected Arm Plate Decreases Rotational Movement
- Rust-Resistant Cast Aluminum Case
- Zinc-Coated Mounting Bolts Resist Rust
Note:
For Secondary Alternator.