Do you experience a metallic noise on your Porsche 911 every time you drive? We know that this is not enjoyable and that you have questions. Hearing such a noise is not always a good indicator, but it may also be nothing major. To support you eliminate this trouble, our redaction decided to prepare this content page to assist you in this investigation. In order to perform this research as effectively as possible, we will first have a look at the possible origins of metallic noise in the front of your car, and then, if the metallic noise comes from the rear of your car.metal-noise-porsche-911

Metal noise Porsche 911 coming from the front end of the car

I notice a metal rattling noise coming from wheels

  • Metallic noise coming from your bearing
  • One of the most likely causes of metal noise symptoms on your Porsche 911, may be that one of your bearing is tired, it will commonly produce a loud noise that increases when stressed (turns faster and faster). So bear in mind to check by taking speed (neutral gear and window open to concentrate only to noise of the wheels) that the noise is well located here, if this is the case change it or them fairly quickly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this guide on loud noise on Porsche 911, you will most likely find a solution to your trouble.

  • Metalic noise coming from brake
  • If you hear a metalic noise on Porsche 911 and you have the feeling that it comes from your front wheels, it is highly possible that it is your pads or discs that are the reason. In fact, a disc or a set of dead plates will make a strong metallic rubbing noise that you will inevitably feel. To check this, put your car on safety stand, and check the state of your discs and pads by taking out the wheel. If they are involved, change them as soon as possible , otherwise you will no longer be able to brake. If you feel a metallic noise from your car, and you want infos about it, read this guide for more details about brake noises on xxx.

  • Stabilizer bar worn
  • If it is rather when you are turning, passing over a bump or sidewalk that you notice a metallic noise on your Porsche 911, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will cause a metallic snap when they hit or change direction. To check this, put yourself under your car, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be replaced. If this is your case, we advise that you browse this content page for a complete guide about steering noises on Porsche 911.

Other sources


  • Engine silentblock
  • A little like worn stabilizer bar, if your engine silent blocks are damaged, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Porsche 911. Once screwed up, they will no longer accomplish their role as shock absorbers and, with each impact, or violent acceleration, a noise will arise. Therefore, please remember to check their status and change them if necessary. Feel free to consult this content page which is a complete file about strut mounts noises on Porsche 911, how to check their state and replace them.

  • Dead gearbox, or broken pinion
  • Finally, the last typical reason of metallic noise on Porsche 911. It’s because your transmission system is the origin. It is possible, either because of improper use of the gearbox or because of excessive wear, that some gears in your gearbox have broken and are wandering around in it. They will then develop a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we advise that you look at this detailed guide on the origins of steering noises on Porsche 911.

Metallic noise Porsche 911 coming from the rear end of the vehicle

Exhaust pipe

If, on the other hand, you discern an exhaust noise that is more of a metallic type, it is possible that one or more parts of your exhaust may be damaged. In fact, it is possible that either the catalyst or the silencer may be the reason of this noise. To be certain, go under the car, cold, and knock each of the previously stated elements with a hammer to find the origin of the noise. You should perceive things moving in the problematic part, if it’s the exhaust baffles, you can try to hammer in the section a little to try to block them and limit their movements. If it is a dead catalyst, it will be necessary to consider changing it, as well as the silencer. In such a case, to eliminate the metallic noise on your Porsche 911, you will either have to find a second hand one and do it yourself, or go to your mechanic.

Noise from wheels

  • Bearings
  • As for the bearings of your car, it is possible that with wear they are at the origin of your metallic noises on your Porsche 911. Go a little further up in the article content where you will find details of the solution already exposed for the front part of the car.

  • Brake pads or discs
  • Finally, if the noise comes from your discs brakes or pads, you should refer to the part in question in the first section of this manual.