Gates 39424 Accessory Drive Belt Tensioner Assembly

Reliable Accessory Drive Belt Tensioner for Lexus and Toyota

The Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39424) is engineered to maintain optimal tension on the V-ribbed accessory drive belt system. Designed specifically for select Lexus and Toyota models, this steel tensioner assembly ensures consistent belt performance and longevity.

• Constructed from durable steel for strength and longevity
• Compatible with V-ribbed belt systems used in Lexus and Toyota vehicles
• Features a single pulley with a smooth backside contact surface
• Outside diameter of 70 mm (2.76 in) and width of 33.5 mm (1.32 in)
• Includes two mounting holes for secure installation
• OE exact fit for precise replacement and performance

About the DriveAlign Premium OE Automatic Belt Tensioner Line

The DriveAlign Premium OE Automatic Belt Tensioner line by Gates is designed to meet original equipment specifications, providing reliable belt tension control for accessory drive systems. This product line focuses on delivering precise fitment and consistent performance, reducing belt slippage and wear. Part number 39424 is part of this line, ensuring compatibility with specific Lexus and Toyota models such as the Avalon, Camry, ES350, Highlander, RX350, RX350L, Sienna, and Tacoma.

Product Details and Specifications

This accessory drive belt tensioner assembly is made from steel, offering durability under demanding engine conditions. It features a single pulley without flanges, designed for V-ribbed belts commonly found in the specified vehicle models. The pulley has an outside diameter of 70 mm (2.76 inches) and a width of 33.5 mm (1.32 inches), with a smooth backside contact surface to reduce belt wear. The bearing bore inside diameter measures 17 mm (0.67 inches), ensuring proper fit and rotation. Two mounting holes provide secure attachment to the engine assembly.

Common Applications and Problem Solving

• Restores proper belt tension to prevent slipping and noise
• Eliminates premature belt wear caused by improper tension
• Addresses accessory drive system failures related to tensioner malfunction
• Prevents engine accessory performance issues due to belt misalignment
• Replaces worn or damaged tensioners in Lexus and Toyota V-ribbed belt systems

Installation Notes and Tips

Ensure the vehicle is compatible with this tensioner by verifying make and model fitment, including Lexus Avalon, Camry, ES350, Highlander, RX350, RX350L, Sienna, and Toyota Tacoma. Use appropriate tools to remove the old tensioner and install the Gates DriveAlign Premium OE Automatic Belt Tensioner 39424 securely using the two mounting holes. Confirm the belt is properly seated on the smooth backside of the pulley and that tension is correctly applied to avoid belt slippage.

Quality Assurance and Warranty

Gates manufactures this tensioner assembly to meet OE exact specifications, ensuring reliable performance and durability. The DriveAlign Premium OE Automatic Belt Tensioner line undergoes rigorous quality control to maintain consistent standards. Please refer to Gates' official warranty policy for specific coverage details related to part number 39424.