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Serpentine Belt Idler Pulley
Genuine Porsche parts diagram
Genuine Porsche parts diagram
Genuine Porsche parts diagram
Genuine Porsche parts diagram

Serpentine Belt Idler Pulley

GENUINE PORSCHE
Availability:
Out of stock
SKU 94810211902
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$93.66 - $93.66
$93.66
$93.66 - $93.66
$93.66
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CALIFORNIA WARNING

Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts.

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The Genuine Porsche Accessory Drive Belt Idler Pulley part number 94810211902 is an essential component for any Porsche vehicle owner. Made with high-quality materials, this idler pulley is designed to fit perfectly in your vehicle’s engine, ensuring maximum performance and reliability.

One of the most significant benefits of this Genuine Porsche Accessory Drive Belt Idler Pulley is its durability. It is made to withstand the harsh conditions of the engine and can last for an extended period. This means that you will not have to worry about replacing it often, saving you time and money.

This idler pulley is also very easy to install. You won’t need any special tools or expertise to install it in your car, making it a hassle-free experience. Its design ensures that it will fit perfectly in your engine, providing you with maximum efficiency.

The Genuine Porsche Accessory Drive Belt Idler Pulley is also very versatile. It can fit in various Porsche models, making it a great addition to your car. Whether you have a newer or older model, this idler pulley is an ideal choice.

The usage of this idler pulley is straightforward. Its primary role is to guide the drive belt, ensuring that the belt runs smoothly in the engine. This helps in reducing the wear and tear of the belt, increasing its lifespan. Furthermore, it helps in minimizing the noise that the belt makes while in operation.

Overall, if you are looking for a high-quality, durable, and versatile idler pulley for your Porsche, the Genuine Porsche Accessory Drive Belt Idler Pulley part number 94810211902 is a great choice. It is an excellent investment that will help you get the most out of your Porsche’s engine.

  • Position: Left
  • Part can be found as reference #8 in illustration.
  • Fitment Notes: 4.5L.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 5 applications
Porsche
Make Model Engine Years
Porsche CayenneBase 3.2V6 2004–2006
Porsche CayenneS 4.5V8 2003–2006
Porsche CayenneTurbo 4.5V8 2003–2006
Porsche CayenneTurbo S 4.5V8 2006–2006
Porsche CayenneTurbo S 4.5V8 2003–2005

Fitment data last updated: 2026-10-05

Fits 5 vehicle applications Check vehicle fitment before ordering View fitment

About this Belt Tensioner & Idler Pulley

The GENUINE PORSCHE 94810211902 is part of the accessory drive that runs the alternator, A/C compressor and other components. The tensioner keeps the drive belt at the right tension and idler pulleys guide it, and their bearings wear over time.

Frequently asked questions

What does a belt tensioner do?

It applies constant pressure to the drive belt so it grips the pulleys without slipping, and it absorbs the belt's movement as engine speed changes. Idler pulleys guide the belt around its path.

What are the signs of a worn tensioner or idler pulley?

A squeal or chirp from the front of the engine, a rumbling or grinding bearing noise, a belt that flutters, jumps or wears unevenly, or a tensioner arm that bounces or has visible play.

What should I replace along with it?

Replace the drive belt at the same time, and consider replacing the other pulleys if they have similar mileage, since their bearings wear at a similar rate.

Can I replace a tensioner myself?

Usually, yes. Note or photograph the belt routing before removing it, release the tension with the correct tool, and check the new belt sits correctly in every pulley groove before starting the engine.

How do I make sure this belt tensioner or pulley fits my car?

Compare the part numbers listed on this page with the number on your old part or in your vehicle's parts catalog, and check the fitment information. If you are unsure, contact us with your VIN before ordering.

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