Gates 38559 Accessory Drive Belt Tensioner Assembly - Fan or Water Pump

Overview of Gates DriveAlign Premium OE Automatic Belt Tensioner 38559

The Gates DriveAlign Premium OE Automatic Belt Tensioner 38559 is engineered to maintain optimal tension on V-ribbed accessory drive belts. Designed with durable steel construction and precise dimensions, this tensioner assembly supports reliable belt operation in various vehicle applications.

• Constructed from high-quality steel for durability
• Single pulley design with a smooth backside contact surface
• Compatible with V-ribbed belt systems
• Outside diameter of 74 mm (2.91 in) and width of 34 mm (1.34 in)
• One mounting hole for secure installation
• Bearing bore inside diameter of 17 mm (.67 in) for precise fitment

DriveAlign Premium OE Automatic Belt Tensioner Product Line

The DriveAlign Premium OE Automatic Belt Tensioner line by Gates focuses on delivering original equipment (OE) exact replacement parts. This ensures that the tensioner assembly matches the specifications and performance of the factory-installed component. The 38559 part number belongs to this line, providing a reliable solution for maintaining proper belt tension and alignment in accessory drive systems.

Detailed Product Description

This accessory drive belt tensioner assembly features a single pulley without flanges, designed specifically for V-ribbed belt applications. The smooth backside contact surface reduces belt wear and helps maintain consistent tension. With an outside diameter of 74 mm and a width of 34 mm, the tensioner fits precisely in designated mounting locations. The steel construction offers strength and resistance to wear, while the bearing bore inside diameter of 17 mm ensures compatibility with corresponding shaft sizes. The single mounting hole simplifies installation and secures the tensioner firmly in place.

Common Applications and Issues Addressed

• Maintains proper tension on V-ribbed accessory drive belts
• Prevents belt slippage and noise caused by loose tensioners
• Reduces premature belt wear and extends belt life
• Corrects misalignment issues in accessory drive systems
• Replaces worn or damaged OE tensioner assemblies

Installation Notes and Tips

Ensure the vehicle’s accessory drive belt system is compatible with a V-ribbed belt before installation. Verify the mounting hole alignment and bearing bore dimensions match the vehicle’s specifications. Use appropriate tools to avoid damaging the steel tensioner or pulley during installation. Follow vehicle manufacturer torque specifications for mounting hardware to secure the tensioner assembly properly.

Quality Assurance and Warranty

The Gates DriveAlign Premium OE Automatic Belt Tensioner 38559 is manufactured to meet OE standards, providing consistent performance and durability. This part is rated as an OE exact replacement, ensuring fit and function equivalent to the original component. While specific warranty details are not provided, Gates products typically adhere to industry quality controls and reliability benchmarks.