The safety of a car is essential. Even if the Bmw Z4 are financial holes, certain maintenance acts are crucial. In this article we will explain to you when to change the brake discs of your Bmw Z4? To accomplish this, first of all, we will discover what the brake discs of your car are used for, then, when to change the brake discs of your Bmw Z4, and, finally, how to replace them with new ones.
Interest of the brake discs of a Bmw Z4
We begin our content page by explaining what the brake discs of a Bmw Z4 are used for, it will enable you to discover why it is essential to be certain that they are constantly in good working order.
Brake discs are the main part of your braking system. Obviously, braking on an Bmw Z4 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 mounted on your wheel. When the brake pads will pinch the discs which will cause your Bmw Z4 to brake.
When to change the brake discs of a Bmw Z4?
We will now proceed to the section that undoubtedly attracts you to this content, namely, when changing the brake discs of a Bmw Z4? How we explained it to you just before, the brake discs and pads work in osmosis, however these two components are wearing auto parts and they will, with time and specifically the friction when braking wears out and loses braking power. We will now detail the different techniques to know when to replace them:
- We consider that in general the brake discs should be changed every 80, 000 – 100, 000 km on a Bmw Z4 , however it is essential to know that depending on your driving style and the type of journey this can change substantially. In fact, if you specifically drive on the motorway and your brakes are only slightly used, this amount can increase, conversely, if you only drive in built-up areas, it can reduce.
- A basic and effective technique to find out the condition of the brake discs on your car is during the technical inspection. In fact 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 technique to know when to change the brake discs on your Bmw Z4 is to remove the wheels after the car has been set on stands. Once taken off, you will be able to access your discs and check their condition. If they have any big scratches or deformations you will have to change them. In any other case the second indicator to check 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 change the brake discs on your Bmw Z4?
Finally, to end this content we will quickly explain how to change the brake discs of your Bmw Z4. You must know that if you change the brake discs of your car, you will absolutely have to change the brake pads of your Bmw Z4, don’t hesitate to seek advice from our content which teaches you how to make this change.
As far as changing discs is concerned, here are the main steps to stick to:
- Put your Bmw Z4 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 make all your changes.
- Using large Torx bits, remove the two nuts that lock the upper part 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, change your pads, reassemble the upper part of the caliper and tighten everything tightly.
- Mounting your wheels, and make sure to do a 500-kilometer brake break-in before braking hard.
To find more tips on the Bmw Z4, take a look at the Bmw Z4 category.
