Belt Tensioner - Subaru (23769AA100)

We offer only Original Subaru Parts

Genuine Subaru Parts
Subaru Parts
  • Subaru
  • 23769AA100

Details

  • Brand:

     Parts

  • SKU:

    23769AA100

  • Other Names:

    Serpentine Tensioner, Tensr Ay-V Belt

  • Description:

    Forester.


    Serpentine Tensioner - Subaru (23769AA100)

    Keep your engine accessories operating at peak performance with the Serpentine Tensioner - Subaru (23769AA100). This Genuine OEM part is designed by Subaru to maintain the correct tension on the serpentine belt, ensuring smooth and efficient operation of vital engine components like the alternator, power steering pump, and air conditioning compressor.

    The 23769AA100 features a robust spring-loaded mechanism and precision-machined pulley designed to endure constant motion and high engine temperatures. Built with high-strength materials, it resists wear, deformation, and premature failure under continuous load. As an exact fit for a variety of Subaru models, this OEM tensioner simplifies installation and eliminates the risk of misalignment or belt slippage.

    Professional mechanics rely on this tensioner for its reliability and longevity, ensuring fewer comebacks and less time spent troubleshooting belt noise or accessory failure. DIY mechanics will appreciate its plug-and-play compatibility and the confidence of using a factory-certified part that restores factory belt tension without guesswork.

    Failing to replace a worn or sticking tensioner can lead to excessive belt wear, squealing, or even loss of function in key systems. The 23769AA100 is an essential part for maintaining belt-driven performance and avoiding costly breakdowns.

    Genuine Subaru OEM part for perfect fit and function

     ✔ Durable spring mechanism ensures consistent belt tension

     ✔ Precision pulley reduces friction and noise

     ✔ Prevents belt misalignment and accessory wear

     ✔ Simple installation—no modifications needed

    Trust the Serpentine Tensioner - Subaru (23769AA100) to keep your accessory drive system running smoothly and your vehicle performing at its best. Engineered for reliability, it’s a smart choice for maintaining long-term engine health.


  • Condition: New
  • MSRP: $169.81
  • Discount: $51.63 (30.4% off)
  • Sale Price: $118.18
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Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Requires VIN entry at checkout
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Belt Tensioner - Subaru (23769AA100)

We offer only Original Subaru Parts

Genuine Subaru Parts
Subaru Parts
  • Subaru
  • 23769AA100

Details

  • Brand:

     Parts

  • SKU:

    23769AA100

  • Other Names:

    Serpentine Tensioner, Tensr Ay-V Belt

  • Description:

    Forester.


    Serpentine Tensioner - Subaru (23769AA100)

    Keep your engine accessories operating at peak performance with the Serpentine Tensioner - Subaru (23769AA100). This Genuine OEM part is designed by Subaru to maintain the correct tension on the serpentine belt, ensuring smooth and efficient operation of vital engine components like the alternator, power steering pump, and air conditioning compressor.

    The 23769AA100 features a robust spring-loaded mechanism and precision-machined pulley designed to endure constant motion and high engine temperatures. Built with high-strength materials, it resists wear, deformation, and premature failure under continuous load. As an exact fit for a variety of Subaru models, this OEM tensioner simplifies installation and eliminates the risk of misalignment or belt slippage.

    Professional mechanics rely on this tensioner for its reliability and longevity, ensuring fewer comebacks and less time spent troubleshooting belt noise or accessory failure. DIY mechanics will appreciate its plug-and-play compatibility and the confidence of using a factory-certified part that restores factory belt tension without guesswork.

    Failing to replace a worn or sticking tensioner can lead to excessive belt wear, squealing, or even loss of function in key systems. The 23769AA100 is an essential part for maintaining belt-driven performance and avoiding costly breakdowns.

    Genuine Subaru OEM part for perfect fit and function

     ✔ Durable spring mechanism ensures consistent belt tension

     ✔ Precision pulley reduces friction and noise

     ✔ Prevents belt misalignment and accessory wear

     ✔ Simple installation—no modifications needed

    Trust the Serpentine Tensioner - Subaru (23769AA100) to keep your accessory drive system running smoothly and your vehicle performing at its best. Engineered for reliability, it’s a smart choice for maintaining long-term engine health.


  • Condition: New

Vehicle Fitment

No application/vehicle fitment information available for this product
Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

Product Reviews

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