Gates 38193 Accessory Drive Belt Tensioner Assembly

Overview of Gates DriveAlign Premium OE Automatic Belt Tensioner

The Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 38193) is engineered for precise belt tension control in select Audi and Volkswagen vehicles. Designed with durable steel construction and a smooth backside contact surface, this tensioner assembly ensures reliable performance for V-ribbed accessory drive belts.

• Constructed from high-strength steel for durability
• Single pulley design without flange for smooth belt operation
• Compatible with V-ribbed belt systems
• Outside diameter of 2.99 inches (76 mm) and width of 0.98 inches (25 mm)
• One mounting hole for secure installation
• Bearing bore inside diameter of 0.67 inches (17 mm)
• OE exact fit and performance rating

Detailed Product Description

This accessory drive belt tensioner assembly is specifically designed to maintain optimal tension on V-ribbed belts in various Audi and Volkswagen models, including the Audi 90, 90 Quattro, 100, 100 Quattro, A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, Cabriolet, Passat, RS4, and S4. The tensioner features a single pulley without flange, measuring 2.99 inches in outside diameter and 0.98 inches in width, providing smooth and consistent belt contact. Its steel construction offers strength and longevity, while the bearing bore diameter of 0.67 inches ensures proper fitment and rotation. The smooth backside contact surface reduces belt wear and noise during operation.

About the DriveAlign Premium OE Automatic Belt Tensioner Line

The DriveAlign Premium OE Automatic Belt Tensioner line by Gates focuses on delivering original equipment (OE) exact replacements for accessory drive belt tensioners. This product line emphasizes precise fitment and reliable tension control to match factory specifications, helping maintain proper belt alignment and extending the life of the belt system. Part number 38193 is part of this line, ensuring compatibility and performance for the specified Audi and Volkswagen models.

Common Applications and Issues Addressed

• Maintains correct tension on V-ribbed accessory drive belts
• Prevents belt slippage and squealing noises
• Reduces premature belt wear and damage
• Eliminates uneven belt wear caused by improper tension
• Supports smooth operation of engine accessories such as alternators and power steering pumps

Installation Notes and Tips

• Ensure the mounting surface is clean and free of debris before installation
• Verify the bearing bore diameter matches the vehicle’s specifications (0.67 inches / 17 mm)
• Use proper torque settings for the single mounting hole to avoid tensioner misalignment
• Inspect the V-ribbed belt for wear and replace if necessary during installation
• Follow vehicle manufacturer guidelines for belt routing and tensioner replacement procedures

Quality Assurance and Warranty

The Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 38193) meets OE comparison ratings, ensuring it matches factory performance standards. Manufactured with high-quality steel and precision components, this tensioner assembly is built for durability and consistent operation. Gates typically offers a limited warranty on their DriveAlign product line; please refer to official Gates documentation for specific warranty details.