When you notice unusual noises on your Mercedes Slk you tend to be concerned. Especially when you encounter a noise coming from the release bearing of your Mercedes Slk. It is directly assimilated to an engine issue and can therefore be serious. As we know that you do not take these concerns lightly, we have chosen to create this article content to help you find the triggers and free yourself from this concern as quickly as possible. To do this, we will first focus on the role and operation of the release bearing of your clutch, and in a second step we will look in detail at the different release bearing noises on Mercedes Slk and their origins.release-bearing-noise-mercedes-slk

What is the task and operation of the release bearing on Mercedes Slk?

Purpose of the release bearing on Mercedes Slk

The release bearing of your Mercedes Slk has a fundamental role in the operation of your entire gearbox system. In fact, its mission is to liberate the gearbox from the rotation of the engine block via its action. This will allow you to shift gears. It is operated by the clutch pedal and then by the release fork, which, when it is activated, will press on the clutch and release the gearbox from engine rotation for you allow you to shift gears on your Mercedes Slk.

Function of release bearing Mercedes Slk

Let’s now look at the technical side, the release bearing is composed of two parts, a first fixed part that slides only when the stop is pulled, or pushed (determined by its type) and finally a rotating part that is composed of a bearing that will allow it to stay in contact with the mechanism and follow its rotation.
There are two different sort of release bearing Mercedes Slk :

  • Pulled release bearing
  • It is the most unconventional of the two sort of release bearing . This one, unlike the hydraulic form, is operated by a mechanical pulling system that will release the clutch disc. In this case, the release bearing must be mechanically fixed to the mechanism.

  • Hydraulic release bearing
  • The hydraulic release bearing, although more technical, is the form most used in contemporary automobiles. It is however more complicated than the pulled release bearing. In fact, it will be composed of a hydraulic tube that will receive the pressure right from the clutch pedal.
    More conventional clutch stop

Release bearing noises Mercedes Slk and their origins

I encounter a release bearing noise on Mercedes Slk every time I drive and it stops when I release my clutch pedal

If you encounter a noise from your gearbox, release bearing or clutch itself when your engine is running, but it ceases when you press your clutch pedal, this noise often sounds like a bell noise, it is highly possible that your release bearing is the reason. Make sure that this noise stops when you disengage, in which circumstance it is time to swap the release bearing of your Mercedes Slk.

I encounter a release bearing noise when my pedal is up and I encounter jolts in my foot

If you encounter too much or too little resistance when you press your clutch pedal, and it is linked with jolts that you can encounter in your clutch pedal, then the stop/fork release/blades grouping is degraded. In fact, this noise often comes from the broken fork that no longer allows the system to operate normally.

I encounter a grinding noise coming from the release bearing of my Mercedes Slk when I try to shift gears and they do not shift

This concern shows up most often on models equipped with hydraulic release bearing. It is often linked to a clutch pedal that has little or no resistance. If you are in this circumstance and you feel a grinding or cracking noise coming from the release bearing of your Mercedes Slk, then you probably have a leak coming from your release bearing. It must therefore be replaced fairly quickly or risk damaging your gearbox in addition to the clutch. If you have a noise coming from the gearbox of your Mercedes Slk and it’s not from your release bearing, check this article to have more informations.