BMW 5 Series F10 F11 LCI Cover Bottom Wheel Arch Left N/S Trim 7312829

The Left Lower Wheel Arch Liner for BMW 5 F10/F11 LCI is a body part specifically designed for the facelifted 5 Series, responsible for protecting the inner part of the wheel arch from dirt and water. As an original BMW component from the mud flaps category, it ensures a precise fit to the body's structure and stable mounting. A used part allows for an economical yet precise repair of the driver's side wheel arch area.

Specifications and technical data

• SKU: 7312829
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7312829
• Substitutable numbers: 51757312829, 7312829, 51757186517, 7186517, EM
• Location on the vehicle: Left
• Category: Splash Guards & Mud Flaps

Purpose and Function of the Wheel Arch Liner

The presented left lower wheel arch liner for BMW 5 F10/F11 LCI operates in the wheel area, where it is exposed to contact with water, mud, road salt, and small stones. Its purpose is to:

• limit the ingress of contaminants into the wheel arch and sills,
• protect suspension and body components from accelerated corrosion,
• stabilize airflow around the wheel, contributing to proper suspension operation,
• maintain the factory geometry of the left-side wheel arch assembly.

Thanks to its proper profile, the liner works with other wheel arch components, creating a cohesive protection system for this part of the car body.

Compatibility with BMW 5 Series F10/F11 LCI

This part has been developed for the facelifted (LCI) BMW 5 Series F10 (sedan) and F11 (touring) models. This means that its geometry, mounting points, and edge shape are adapted to the factory assembly of these body versions. Its placement on the left side of the vehicle allows for unambiguous identification of its installation in the driver's side wheel arch area.

Its original origin from the BMW range helps maintain a consistent body line, correct assembly gaps, and compatibility with factory clips and mounting screws (purchased separately).

Category: BMW Mud Flaps and Their Role in Body Protection

The lower wheel arch liner belongs to the mud flaps category, which are elements responsible for limiting the splash of water and mud from the wheels. In practice, this translates to:

• reduced soiling of the sills and lower door sections,
• better anti-corrosion protection of the wheel arch area,
• more organized contaminant flow when driving in the rain or on unpaved surfaces.

For the BMW 5 Series F10/F11 LCI, the proper condition of mud flaps and wheel arch liners is important for both body durability and maintaining the vehicle's aesthetic appearance.

Condition, Origin, and Benefits of Choosing a Used Part

The offered wheel arch liner is a used part, sourced from disassembly, which allows for significant cost savings compared to a new OEM component. At the same time, the factory geometry and material are preserved, facilitating installation and fitment to the existing wheel arch assembly.

Choosing an original, used part is particularly beneficial when the original liner has been mechanically damaged (e.g., due to contact with a curb, road obstacle, or accumulated snow) and it is necessary to restore proper protection to the wheel area.

Why Install This Wheel Arch Liner?

Installing the dedicated left lower wheel arch liner in the BMW 5 F10/F11 LCI offers a range of practical benefits:

• Body Structure Protection – limiting the contact of water and contaminants with metal components in the wheel arch area.
• Improved Suspension Durability – reduced exposure of components to mud, salt, and small stones.
• Factory Fitment – original shape and mounting points facilitate installation without modifications.
• Economical Repair – a used part allows for restoring full functionality at a reduced cost.

This solution is particularly recommended for comprehensive wheel arch repairs after a collision or replacement of other components in this area.

If you also need other BMW mud flaps suitable for your model, check out our dedicated offer: BMW Mud Flaps.

When planning further use of your car, it's also worth taking care of the cooling system's efficiency – you can read about the impact of high temperatures on the engine and potential savings when choosing used components in our guide: Summer Heat vs. Cooling System – Used Radiators and Fans.