HomeEngine > Valve Train ComponentsINA ZT07311 Engine Timing Belt Idler Pulley - Right Lower
Part #: ZT07311

INA ZT07311 Engine Timing Belt Idler Pulley - Right Lower

Right Lower
⚙️ 14 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi, S6, 90, A6, Cabriolet, 100, and 100 Quattro
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Reliable Engine Timing Belt Idler Pulley for Audi Models

The INA ZT07311 engine timing belt idler pulley is designed to maintain proper tension and alignment of the timing belt in select Audi vehicles. Engineered for durability and precision, this component supports the smooth operation of your engine's valve train system.

  • Compatible with Audi 90, 100, 100 Quattro, A6, Cabriolet, and S6 models
  • Part number ZT07311 ensures exact fit and function
  • Manufactured by INA, a trusted name in engine components
  • Engine timing belt idler pulley designed for consistent belt tension
  • Supports optimal valve train performance and engine timing accuracy

Product Details and Compatibility

The INA ZT07311 engine timing belt idler pulley is specifically engineered for use in various Audi models including the 90, 100, 100 Quattro, A6, Cabriolet, and S6. This pulley plays a critical role in the valve train system by guiding and maintaining tension on the timing belt, which synchronizes the rotation of the crankshaft and camshaft. Proper timing belt tension is essential to prevent slippage or misalignment that can lead to engine performance issues or damage.

Common Applications and Problem Resolution

  • Prevents timing belt slippage and misalignment
  • Reduces noise caused by worn or damaged pulleys
  • Helps avoid premature timing belt wear or failure
  • Maintains engine timing accuracy for optimal performance
  • Supports smooth operation of valve train components

Installation Notes and Tips

When installing the INA ZT07311 idler pulley, ensure the timing belt is properly aligned and tensioned according to the vehicle manufacturer’s specifications. It is recommended to inspect the timing belt and related components for wear during installation. Use appropriate tools to avoid damaging the pulley or belt. Replacement should be performed by a qualified technician familiar with Audi engine timing systems.

Quality Assurance and Warranty

INA manufactures the ZT07311 idler pulley to meet strict quality standards for durability and performance. This part is produced using high-grade materials to withstand the demands of engine operation. While specific warranty details may vary, INA typically offers coverage against manufacturing defects to ensure reliability and customer confidence.

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1997AudiS62.2LL5Right LowerINA Global Number 531 0731 100
1996AudiS62.2LL5Right LowerINA Global Number 531 0731 100
1995Audi902.8LV6N/AINA Global Number 531 0731 100
1995AudiA62.8LV6N/ATo Chassis #4A-S-026 714; INA Global Number 531 0731 100
1995AudiCabriolet2.8LV6N/ATo Chassis #8G-S-001 302; INA Global Number 531 0731 100
1994Audi1002.8LV6N/AINA Global Number 531 0731 100
1994Audi100 Quattro2.8LV6N/AINA Global Number 531 0731 100
1994Audi902.8LV6N/AINA Global Number 531 0731 100
1994AudiCabriolet2.8LV6N/ATo Chassis #8G-S-001 302; INA Global Number 531 0731 100
1993Audi1002.8LV6N/AINA Global Number 531 0731 100
1993Audi100 Quattro2.8LV6N/AINA Global Number 531 0731 100
1993Audi902.8LV6N/AINA Global Number 531 0731 100
1992Audi1002.8LV6N/AINA Global Number 531 0731 100
1992Audi100 Quattro2.8LV6N/AINA Global Number 531 0731 100

* 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:

054109479A5310731100T42178

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