Dayco 89707 Accessory Drive Belt Tensioner Assembly

Reliable Accessory Drive Belt Tensioner for Chrysler and Jeep Vehicles

The Dayco 89707 accessory drive belt tensioner assembly is designed to maintain optimal tension on serpentine belts in select Chrysler, Dodge, Fiat, Jeep, and Ram models. Engineered for clockwise rotation with a single pulley, this automatic tensioner ensures consistent belt performance and longevity.

• Serpentine belt type compatible
• Clockwise rotation direction
• Single pulley design with 65mm diameter
• Pulley width of 24.7mm with flat surface
• Automatic tensioner type for consistent belt tension

Technical Details and Specifications

This Dayco accessory drive belt tensioner assembly (part number 89707) features a single pulley with a 65mm diameter and a 24.7mm width, designed with a flat surface to provide stable belt contact. The tensioner operates in a clockwise direction and is automatic, allowing it to adjust tension dynamically as the serpentine belt system operates. This design helps reduce belt slippage and wear, contributing to smoother engine accessory operation.

Compatible Vehicles and Applications

This tensioner assembly is compatible with a range of vehicles including Chrysler 200, Dodge Dart, Jeep Cherokee, Jeep Compass, Jeep Renegade, Fiat 500X, and Ram ProMaster City models. It is specifically engineered to meet the accessory drive belt system requirements of these vehicles, ensuring proper fit and function.

• Maintains proper serpentine belt tension
• Prevents belt slippage and noise
• Reduces premature belt wear
• Supports smooth operation of engine accessories
• Helps avoid accessory drive system failures

Installation Notes and Tips

When installing the Dayco 89707 tensioner assembly, ensure the serpentine belt is properly routed according to the vehicle’s belt diagram. The automatic tensioner will apply the correct tension once installed, but verify pulley alignment and belt condition during installation. Use appropriate tools to rotate the tensioner clockwise for belt removal and installation.

Quality Assurance and Warranty

Dayco manufactures this accessory drive belt tensioner assembly to meet OEM specifications for durability and performance. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed warranties to ensure reliability and customer confidence.