HomeEngine > Valve Train ComponentsGMB 480-6430 Engine Timing Belt Idler
Part #: 480-6430

GMB 480-6430 Engine Timing Belt Idler

⚙️ 44 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi and Volkswagen, 100, 100 Quattro, 200, 200 Quattro, 4000, 4000 Quattro, 5000 Quattro, 80 Quattro, 90, 90 Quattro, Coupe, Quantum, and Quattro
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Overview of GMB Engine Timing Belt Idler 480-6430

The GMB 480-6430 engine timing belt idler is designed for reliable performance in select Audi and Volkswagen models. This metal pulley supports serpentine and V-belt systems, ensuring smooth belt operation and proper engine timing.

  • Drive belt pulley diameter: 1 mm
  • Compatible with serpentine and V-belt types
  • Single pulley groove for precise belt alignment
  • Durable metal pulley construction for long-lasting use
  • Compatible with various Audi and Volkswagen models including Quattro variants

Detailed Product Description

The GMB 480-6430 engine timing belt idler is engineered to maintain optimal tension and alignment of the engine’s timing belt system. Featuring a metal pulley with a 1 mm diameter and a single groove, this idler is suitable for both serpentine and V-belt configurations. Its robust construction helps reduce wear and vibration, contributing to consistent engine timing and performance. This part is specifically compatible with Audi and Volkswagen vehicles such as the Audi 80 Quattro, 90, 90 Quattro, 100, 100 Quattro, 200, 200 Quattro, 4000, 4000 Quattro, 5000 Quattro, Coupe, Quantum, and Quattro models.

Common Applications and Problem Resolution

  • Maintains proper tension in the timing belt system
  • Prevents belt slippage and misalignment
  • Reduces noise caused by worn or damaged idler pulleys
  • Helps avoid premature belt wear and potential engine timing issues
  • Supports smooth operation of serpentine and V-belt drive systems

Installation Notes and Tips

When installing the GMB 480-6430 engine timing belt idler, ensure the belt is properly aligned within the single pulley groove. Verify compatibility with your specific Audi or Volkswagen model before installation. It is recommended to inspect the entire belt train for wear and replace any worn components simultaneously to maintain optimal engine performance.

Quality Assurance and Warranty

GMB manufactures this engine timing belt idler to meet or exceed OEM specifications, using durable metal materials for extended service life. While specific warranty details are not provided, GMB parts are generally backed by quality standards to ensure reliable operation in compatible Audi and Volkswagen vehicles.

BrandGMB
Part Number480-6430
Drive Belt Pulley Diameter (1) (mm)1
Pulley / Belt TypeSerpentine & v-belt
Pulley Groove Quantity (1)1
Pulley Material (1)Metal

This part fits 44 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1989Audi1002.3LL5N/A
1989Audi100 Quattro2.3LL5N/A
1989Audi2002.2LL5N/A
1989Audi200 Quattro2.2LL5N/A
1989Audi80 Quattro2.3LL5N/A
1989Audi902.3LL5N/A
1989Audi90 Quattro2.3LL5N/A
1988Audi5000 Quattro2.2LL5N/A
1988Audi5000 Quattro2.3LL5N/A
1988Audi80 Quattro2.3LL5N/A
1988Audi902.3LL5N/A
1988Audi90 Quattro2.3LL5N/A
1988VolkswagenQuantum2.2LL5N/A
1987Audi4000 Quattro2.2LL5N/A
1987Audi5000 Quattro2.3LL5N/A
1987Audi5000 Quattro2.2LL5N/A
1987AudiCoupe2.2LL5N/A
1987AudiCoupe2.3LL5N/A
1987VolkswagenQuantum2.2LL5N/A
1986Audi40002.2LL5N/A
1986Audi4000 Quattro2.2LL5N/A
1986Audi5000 Quattro2.2LL5N/A
1986AudiCoupe2.2LL5N/A
1986AudiQuattro2.2LL5N/A
1986VolkswagenQuantum2.2LL5N/A
1985Audi40002.2LL5N/A
1985Audi4000 Quattro2.2LL5N/A
1985AudiCoupe2.2LL5N/A
1985AudiQuattro2.2LL5N/A
1985VolkswagenQuantum2.2LL5N/A
1984Audi40002.2LL5N/A
1984Audi4000 Quattro2.2LL5N/A
1984AudiCoupe2.2LL5N/A
1984AudiQuattro2.2LL5N/A
1984VolkswagenQuantum2.2LL5N/A
1983Audi40002.2LL5N/A
1983AudiCoupe2.2LL5N/A
1983AudiQuattro2.2LL5N/A
1983VolkswagenQuantum2.2LL5N/A
1982Audi40002.2LL5N/A
1982AudiCoupe2.2LL5N/A
1981Audi40002.2LL5N/A
1981AudiCoupe2.2LL5N/A
1980Audi40002.2LL5N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

480643084114T41174

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.