The safety of a motor vehicle is essential. Regardless if the Bmw Serie 7 are financial holes, certain routine service acts are fundamental. In this article we will explain to you when to replace the brake discs of your Bmw Serie 7? To get this done, first of all, we will see what the brake discs of your car are used for, then, when to replace the brake discs of your Bmw Serie 7, and, finally, how to change them with new ones.

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Interest of the brake discs of a Bmw Serie 7

We start our content by explaining what the brake discs of a Bmw Serie 7 are used for, it will enable you to discover why it is necessary to ensure that that they are constantly in good functioning order.
Brake discs are the main component of your braking system. Indeed, braking on an Bmw Serie 7 is hydraulic, it is a system of hoses and pressurized oil that will come into action when you press your brake pedal. This pressure will actuate a piston that will push the brake pads on your brake disc which is installed on your wheel. When the brake pads will pinch the discs which will cause your Bmw Serie 7 to brake.

When to replace the brake discs of a Bmw Serie 7?

We will now proceed to the section that certainly attracts you to this content, namely, when changing the brake discs of a Bmw Serie 7? How we described it to you just before, the brake discs and pads work in osmosis, nevertheless these two components are wearing auto parts and they will, after some time and especially the friction when braking wears out and loses braking power. We will now outline the different solutions to know when to change them:

  • We consider that generally the brake discs should be changed every 80, 000 – 100, 000 km on a Bmw Serie 7 , nevertheless it is necessary to know that according to your driving style and the type of journey this can change substantially. In truth, if you mainly drive on the motorway and your brakes are just slightly used, this amount can increase, in contrast, if you just drive in built-up areas, it can decrease.
  • A basic and powerful method to identify the condition of the brake discs on your motor vehicle is during the technical inspection. In truth this thorough control checks the state of your brakes and the controller will tell you if they are in good condition or need to be changed.
  • A very easy visual method to know when to replace the brake discs on your Bmw Serie 7 is to remove the wheels after the car has been set on stands. Once removed, you will have the ability to access your discs and verify their condition. If they have any big scratches or deformations you will have to replace them. In any other case the second indicator to verify is to measure the depth of the disk in relation to its edge, if this value exceeds 1 mm you will have to change them by new ones.

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How to replace the brake discs on your Bmw Serie 7?

Finally, to conclude this content we will fairly quickly show you how to replace the brake discs of your Bmw Serie 7. You must know that if you replace the brake discs of your car, you will absolutely have to change the brake pads of your Bmw Serie 7, don’t hesitate to seek advice from our content which explains you how to make this replace.
As far as changing discs is concerned, here are the main steps to follow:

  • Put your Bmw Serie 7 on stands, take off the wheels you want to work on.
  • Using a large flat screwdriver, pry on your brake pads to compress the caliper piston as much as possible and have enough play to produce all your changes.
  • Using large Torx bits, remove the two nuts that lock the upper component of your brake caliper, remove it.
  • Take out your brake pads, then unlock your brake discs thanks to the two torx screws on the side of the disc, you might need a mallet to remove the discs.
  • Replace the discs and tighten them with the new torx screws provided, replace your pads, reassemble the upper component of the caliper and tighten everything tightly.
  • Mounting your wheels, and make sure to do a 500-kilometer brake break-in before braking hard.

If you wish more tutorials on the Bmw Serie 7, go to our Bmw Serie 7 category.