BMW 1 3 SERIES E81 E87N E90 E91 LCI Complete front right brake caliper carrier

BMW 1 3 SERIES E81 E87N E90 E91 LCI Complete front right brake caliper carrier is an original braking system component designed for installation on the front axle, passenger side. Thanks to the factory BMW design and precise fitment for specific 1 and 3 Series generations, this part ensures stable brake pad guidance and proper interaction with the caliper, resulting in predictable braking performance.

Specifications and technical data

• SKU: 6854998
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 34116854998
• Substitutable numbers: 34116854998, 6854998
• Location on the vehicle: Front, Right
• Category: Other Brake Parts

Purpose and compatibility

The carrier is dedicated to BMW 1 and 3 Series models of the E81, E87N, E90, and E91 LCI (facelift) generations, where it is responsible for the precise positioning of the caliper relative to the brake disc. The placement on the vehicle is front, right side, which is important when selecting parts for one-sided repairs or replacing components after a collision.

Due to the use of original BMW geometry, the correct distance between the pad and the disc is maintained, as well as the appropriate rigidity of the entire brake assembly. This is crucial for even pad wear, vehicle stability during braking, and the reduction of vibrations and noise.

Construction and function in the braking system

The brake caliper carrier acts as a rigid support element to which the pads and the caliper itself are attached. In practice, it is responsible for:

• maintaining a constant caliper position relative to the disc,
• guiding the pads along the axis of operation,
• transferring braking forces to the steering knuckle and suspension,
• ensuring adequate system rigidity under high thermal and mechanical loads.

For the BMW 1 and 3 Series of the discussed generation, a correctly selected carrier is particularly important during dynamic driving, frequent braking from higher speeds, and operation on roads of varying quality. Factory construction minimizes the risk of uneven pad pressure and the associated vibrations on the steering wheel.

Condition, origin, and advantages of using a used part

The offered item comes from dismantling and is classified as a used BMW part. In practice, this means maintaining original material quality and geometry while saving money compared to new components. Carriers of this type, in the absence of mechanical damage and structural corrosion, withstand many years of operation very well, as they are not friction elements.

Choosing a used carrier has several practical benefits:

• maintaining factory fitment to the steering knuckle and caliper,
• no need for braking system modifications,
• economical repair while maintaining a high level of safety,
• reducing the risk of geometry issues typical of low-quality aftermarket replacements.

Installation and operational recommendations

During installation, it is recommended to thoroughly clean the contact surfaces between the carrier and the steering knuckle as well as the pad guides, and to use appropriate assembly agents in accordance with BMW guidelines. It is worth paying attention to:

• checking the condition of the mounting bolts and their torque,
• verifying the free movement of the pads in the guides,
• assessing the condition of the brake disc and pads on the other side of the axle to avoid braking asymmetry.

After proper installation, the braking system regains its operational stability, and the driver receives a predictable brake pedal response, which has a direct impact on driving comfort and safety.

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 discs, pads, or brake lines, check the available parts in the Other BMW category.

Technical knowledge and operation of used components

When working with braking system components, it is worth expanding your knowledge about the structural differences between standard and sports versions and the impact of component selection on braking efficiency. In this context, the following material may be helpful: Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, issues related to brakes and chassis in high-performance cars.

If you want to maximize the potential of dismantled parts and ensure their long-term, trouble-free operation, it is also worth reading the guide How to extend the life of used car parts?, where practical methods of maintenance and technical condition inspection of components are described.