BMW F30 F31 F32 F34 GT F36 Rear Brake Disc Plate Set 6864900

BMW F30 F31 F32 F34 GT F36 Rear Brake Disc Plate Set are original BMW braking system components, designed for installation on the rear axle of selected 3 and 4 Series models. This set from the Brake discs category ensures structural consistency with the factory braking system, which facilitates installation and reduces the risk of operational issues. By using parts that comply with factory specifications, the braking system maintains predictable, stable performance parameters.

Specifications and technical data

• SKU: 6864900
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6864900
• Substitutable numbers: 6864900, 34216864900, 6792229, 34216792229
• Location on the vehicle: Rear
• Part type: Brake Disc Rotor
• Category: Brake Disc Rotors

Purpose and compatibility with BMW models

The presented set of rear brake discs has been prepared for users of F-series BMW models, such as the F30, F31, F32, F34 GT, and F36. The design of the discs is adapted to the geometry of the braking system of these bodies, which translates into the correct positioning relative to the calipers, proper cooperation with the brake pads, and the maintenance of an appropriate working surface.

The placement on the vehicle is limited to the rear axle, which is why the set is intended for use as a complete pair for the rear. Such a solution allows for even wear of friction elements and the maintenance of a stable braking force balance between the front and rear of the vehicle.

Technical and functional characteristics

As elements from the Brake discs group, the components included in this set are responsible for converting the vehicle's kinetic energy into heat through friction between the working surface of the disc and the brake pads. A properly selected material and working profile of the discs promote stable friction, which translates into repeatable braking effectiveness under typical road conditions.

The original BMW origin means maintaining factory dimensional tolerances, such as diameter, nominal and minimum thickness, as well as proper balancing. This is important both for driving comfort (reducing vibrations and runout) and for the durability of other system components, including wheel bearings and brake calipers.

The rear disc set works with the stock calipers and pads intended for the listed models, which facilitates servicing and the selection of other consumables. This makes it possible to maintain a consistent braking characteristic without the need for system modifications.

Condition, origin, and benefits of choosing used parts

The offered set of brake discs are items in used condition, sourced from the dismantling of BMW vehicles. This type of solution is often chosen by users looking for a reasonable compromise between the cost of repair and maintaining the manufacturer's original specification. Properly selected used discs can be an economical alternative to new replacements of uncertain origin.

Before installation, it is recommended to always verify the working thickness, the condition of the friction surface, and any radial and axial runout, in accordance with BMW service procedures. This allows for confirmation that the components meet safety requirements and can be safely operated in combination with properly selected brake pads.

If you want to better understand how to optimally combine used braking system elements, including discs and calipers, and how to check their technical condition, it is worth reading the guide: Brake calipers under the microscope: How to effectively reduce the costs of braking system repairs by choosing proven recycled parts.

Safety, operation, and installation recommendations

When installing rear brake discs in an F-series BMW, it is crucial to follow the manufacturer's procedures, including thorough cleaning of the wheel hub, checking bearing play, and applying the correct tightening torque for the wheel mounting bolts. Proper installation minimizes the risk of vibrations, noise, and uneven pad wear.

After replacing the discs, it is recommended to carry out a bedding-in process in combination with new or properly prepared brake pads. Gradually increasing loads during the first kilometers of operation allows for an even seating of the friction surfaces, which promotes stable braking effectiveness and reduces the risk of overheating.

If you are planning a comprehensive repair or upgrade of the braking zone in your BMW and need other elements from the same group, such as additional sets of discs, compatible pads, or brake lines, check the available parts in the BMW Brake discs category.

Technical summary and purchase benefits

BMW F30 F31 F32 F34 GT F36 Rear Brake Disc Plate Set is a solution intended for users who want to maintain the factory braking characteristics in their car by using original BMW components. The use of dedicated rear brake discs promotes the maintenance of the correct braking force balance, predictable vehicle behavior on the road, and compatibility with other system elements.

Choosing original, used brake discs allows you to reduce service costs while maintaining compliance with the vehicle's design. This is a practical solution for drivers who expect technically matched components and want to consciously manage the budget allocated for braking system maintenance.