Gates 39104 Accessory Drive Belt Tensioner Assembly

Overview of Gates DriveAlign Premium OE Automatic Belt Tensioner

The Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39104) is engineered to maintain optimal tension on the accessory drive belt system. Designed for select Hyundai and Kia models, this tensioner assembly ensures consistent belt performance and longevity.

• Thermoplastic construction for durability and resistance to wear
• Single smooth backside pulley with a 2.76 inch (70 mm) outside diameter
• Compatible with V-ribbed belt types
• Two mounting holes for secure installation
• Includes hydraulic damper for controlled tensioning
• Bearing bore inside diameter of 0.67 inch (17 mm)
• Width of 1.02 inch (26 mm) for precise fitment

Product Line Details: DriveAlign Premium OE Automatic Belt Tensioner

The DriveAlign Premium OE Automatic Belt Tensioner line by Gates focuses on delivering original equipment (OE) performance and fitment. This product line is designed to meet or exceed factory specifications, providing reliable tension control for accessory drive belt systems. The inclusion of a hydraulic damper helps reduce belt noise and vibration, contributing to smoother engine operation in compatible Hyundai and Kia vehicles.

Technical Description and Fitment

This accessory drive belt tensioner assembly is constructed from durable thermoplastic material, ensuring resistance to heat and mechanical stress. The pulley features a smooth contact surface without flanges, optimized for V-ribbed belts commonly used in Hyundai and Kia models such as the Sonata, Santa Fe, Sorento, and Telluride. The tensioner’s bearing bore measures 0.67 inches (17 mm), supporting smooth rotation and extended service life. With two mounting holes, the unit installs securely in the accessory drive system. This part is specifically compatible with Hyundai Amanti, Azera, Santa Fe XL, Veracruz, and Kia Cadenza, K900, Palisade, Sedona, Borrego, and Entourage models.

Common Applications and Problem Resolution

• Maintains proper tension on V-ribbed accessory drive belts
• Prevents belt slippage and premature wear
• Reduces belt noise and vibration through hydraulic damping
• Addresses issues related to belt misalignment or tension loss
• Supports smooth operation of engine accessories such as alternator and power steering pump

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Inspect belt condition and replace if worn when installing tensioner
• Use proper torque specifications for mounting bolts to avoid damage
• Verify pulley alignment to prevent belt tracking issues
• Consult vehicle service manual for detailed installation procedures

Quality Assurance and Warranty

The Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39104) is manufactured to meet OE performance standards. It includes a hydraulic damper for enhanced durability and consistent tensioning. Gates provides quality assurance backed by their industry reputation, ensuring reliable operation when installed according to manufacturer guidelines.