GMB 480-7187 Engine Timing Belt Tensioner Hydraulic Assembly

Engine Timing Belt Tensioner for Audi and Volkswagen

The GMB 480-7187 engine timing belt tensioner hydraulic assembly is built for precise belt control in select Audi and Volkswagen applications. Manufactured to meet or exceed OEM specifications, it supports stable timing belt tension and consistent engine operation.

Key Features

• Hydraulic timing belt tensioner assembly for engine valve train service
• Metal pulley construction for durability in demanding engine environments
• 1-groove pulley design with serpentine and V-belt pulley/belt type listing
• Built to meet or exceed OEM specifications
• GMB 480-7187 for direct replacement searches and catalog matching

Detailed Description

This GMB timing belt tensioner hydraulic assembly is intended for vehicles that require controlled timing belt tension to maintain proper camshaft and crankshaft synchronization. The metal pulley and hydraulic tensioning design help support smooth belt tracking and consistent load management in the valve train system. It is a practical replacement choice for Audi TT, Audi TT Quattro, Volkswagen Golf, Volkswagen Beetle, Volkswagen Jetta, Audi A3, and Audi S3 applications listed in the fitment data. This part cross-references Dayco 85029 and Gates T43025 for the same application. Search by part number 480-7187 or GMB 480-7187 when verifying catalog fitment.

Common Problems This Part May Address

• Timing belt slack or inconsistent belt tension
• Noise from a worn or weakened tensioner assembly
• Improper belt tracking in the timing system
• Service replacement for a hydraulic tensioner showing wear
• Restoring correct timing belt control after maintenance

Installation Notes and Tips

• Confirm engine code and exact application before installation.
• Inspect the timing belt, pulleys, and related components during service.
• Follow factory timing procedures and torque specifications.
• Replace the tensioner only after verifying the belt path and pulley alignment.
• Use the vehicle fitment list to match 1999-2006 Audi TT, 2000-2006 Audi TT Quattro, 2000-2004 Audi S3, 2001-2004 Audi A3, 2000-2005 Volkswagen Jetta, 1999-2005 Volkswagen Beetle, and 2000-2006 Volkswagen Golf applications.

Quality Assurance

GMB states that this part is manufactured to meet or exceed OEM specifications, supporting a replacement standard aligned with original equipment requirements. Verify the part number 480-7187 against the vehicle application before ordering.