GMB 480-7187 Engine Timing Belt Tensioner Hydraulic Assembly

Overview of GMB Engine Timing Belt Tensioner 480-7187

The GMB Engine Timing Belt Tensioner Hydraulic Assembly 480-7187 is designed for precise tension control in the valve train system. This component is compatible with select Audi and Volkswagen models, ensuring reliable performance in your engine's timing belt system.

• Compatible with Audi A3, S3, TT, TT Quattro and Volkswagen Beetle, Golf, Jetta
• Designed for serpentine and V-belt pulley systems
• Single groove metal pulley for durability and consistent tension
• Drive belt pulley diameter of 1 mm for accurate fitment
• Hydraulic assembly ensures smooth tension adjustment

Detailed Product Description

The GMB 480-7187 timing belt tensioner features a metal pulley with a single groove, engineered to work with both serpentine and V-belt types. The pulley diameter is precisely 1 mm, providing a secure and exact fit for the drive belt system. This hydraulic assembly maintains optimal tension on the timing belt, which is critical for synchronizing the camshaft and crankshaft movements in Audi and Volkswagen engines. Proper tension prevents belt slippage and reduces wear, contributing to engine efficiency and longevity.

Applications and Common Issues Addressed

• Prevents timing belt slack and misalignment in Audi A3 and Volkswagen Golf engines
• Reduces risk of belt noise and premature wear in Volkswagen Jetta and Beetle models
• Maintains consistent tension for high-performance Audi S3 and TT Quattro vehicles
• Helps avoid engine timing errors that can lead to poor performance or damage

Installation Notes and Tips

When installing the GMB 480-7187 tensioner, ensure the serpentine or V-belt is properly aligned with the single groove metal pulley. Verify that the hydraulic assembly is free of leaks and moves smoothly to maintain correct tension. It is recommended to replace the timing belt and tensioner simultaneously to ensure optimal engine timing and performance.

Quality Assurance and Warranty

GMB manufactures this timing belt tensioner to meet or exceed OEM specifications for Audi and Volkswagen vehicles. The metal pulley construction and hydraulic design provide durability and reliable operation. While specific warranty details are not provided, GMB products typically come with manufacturer-backed quality assurance to support long-term use.