BMW E87 E90 E91 E92 Front Wheel Left Right Ventilated Brake Disc Set 330X24

BMW E87 E90 E91 E92 Front Wheel Left Right Ventilated Brake Disc Set is an original set of braking system components designed for the front axle, left and right side, dedicated to BMW vehicles. The set ensures consistent performance on both sides of the front axle, which translates into stable braking, predictable handling, and safe vehicle operation. This is a solution for users who are looking for factory fitment and want to maintain braking characteristics in accordance with the manufacturer's specifications.

Specifications and technical data

• SKU: 6854999-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6854999
• Substitutable numbers: 34116854999, 6854999, 34116764645, 6764645, KZ
• Location on the vehicle: Front, Left, Right
• Category: Brake Disc Rotors

Purpose and fitment for BMW

The presented set from the Brake discs category has been designed for BMW E87, E90, and E91 series models, where precise fitment with calipers, hubs, and brake system shields is crucial. The design of the discs is adapted for operation on the front axle, on the left and right side, which minimizes the risk of uneven wear and unwanted vibrations during braking.

The original BMW origin means maintaining proper dimensional tolerances, correct working thickness, and geometry of the friction surfaces, which is particularly important during intensive vehicle use in city traffic and on the road.

Technical and functional characteristics

The front brake disc set works in a system with calipers and brake pads, creating a complete, balanced system responsible for decelerating the vehicle. The properly selected working material of the discs ensures:

• stable friction across a wide range of operating temperatures,
• adequate resistance to overheating during repetitive, heavy braking,
• controlled wear of the cooperating brake pads.

The design for the front, left, and right side of the vehicle guarantees symmetrical distribution of braking forces, which has a direct impact on maintaining the driving line during emergency braking and on the operation of assistance systems, such as ABS or stability control.

Condition of components and benefits of choosing used parts

The brake disc set is offered as used parts, which allows for a significant reduction in service costs compared to purchasing new OEM components. For many BMW users, this is a reasonable compromise between quality and budget, especially during comprehensive brake system maintenance.

Choosing original, used brake system components has the additional advantage of maintaining factory operating characteristics – noticeable both on the brake pedal and in vehicle stability. If you want to better understand how to safely use reclaimed components in the braking system, it is worth reading the article: Brake calipers under the microscope: How to effectively reduce repair costs of the braking system by choosing proven reclaimed parts.

Practical installation tips

When replacing discs on the front axle, it is recommended to install the set on both sides simultaneously to maintain uniform friction parameters and avoid differences in braking force between the left and right side. In service practice, this means:

• checking the condition of the brake pads and replacing them if necessary along with the discs,
• checking the hub surface for corrosion and contamination,
• verifying the operation of calipers and guides to ensure even pad pressure.

Such an approach allows you to fully utilize the potential of the front brake disc set and limit the risk of improper brake system operation after installation.

Expansion of the BMW braking system

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

Summary

BMW E87 E90 E91 E92 Front Wheel Left Right Ventilated Brake Disc Set is a solution for drivers who want to maintain factory braking parameters while optimizing service costs. The original origin, design for the front axle, and fitment for the left and right side of the vehicle make this set a solid foundation for safe vehicle operation in everyday conditions. By choosing this set, you are investing in the consistency of the braking system and the predictable behavior of your BMW on the road.