BMW 2 F45 F46 Left N/S Sill Strip Skirt Trim Panel Middle Plate Mount Holder

The BMW F45 F46 Left Sill Slider is an original body part from the sill trims category, designed for installation on the left side of BMW F45 and F46 series vehicles. This used OEM part ensures factory fit, stable sill support, and proper integration with other side panel components, facilitating precise installation and subsequent servicing.

Specifications and technical data

• SKU: 7301941
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7301941
• Substitutable numbers: 51777301941, 7301941
• Location on the vehicle: Left
• Category: Running Boards & Side Bars

Purpose and Function of the BMW F45 F46 Sill Slider

The left sill slider in BMW F45/F46 models serves as a structural support for the outer sill trim and the lower body trim elements. It is responsible for:

• stable guidance and support of the sill trim on the left side of the vehicle,
• maintaining the correct geometry of the sill assembly,
• limiting unwanted play and vibrations of trim elements,
• facilitating the removal and reinstallation of the trim during body and paint repairs.

Thanks to its original design, the slider maintains compatibility with factory mounting points, which translates to secure body panel fitment and predictable behavior during operation.

Construction and Body Fitment

The left sill slider has been specifically designed for the BMW F45/F46 platform, taking into account the characteristic sill line and mounting layout. The element is profiled to:

• precisely adhere to the body structure on the left side,
• work with factory clips and hooks of the sill trim,
• ensure even load distribution along the entire length of the sill.

Its original BMW origin ensures proper rigidity and compatibility with factory mounting solutions, which is particularly important for post-accident repairs and the reconstruction of the vehicle's side profile.

Vehicle Placement and Installation

The presented slider is intended for installation on the left side of the vehicle, in the sill area, between the body structure and the outer sill trim. This placement affects:

• correct positioning of the sill trim relative to the doors and wheel arches,
• maintenance of assembly gaps within factory tolerances,
• preservation of the aesthetic of the vehicle's side line after repair.

By using the original left sill slider, a mechanic or body shop technician benefits from a predictable installation process, without the need for modifications or adjustments, which reduces working time and minimizes the risk of future mounting issues with the trim.

Characteristics of a Used Part

The left sill slider offered in this listing is a salvaged part, making it a cost-effective solution while maintaining OEM specifications. A used part is a good choice when:

• repairing sill damage after a collision or corrosion,
• you want to restore the factory guidance of the sill trim,
• you prioritize an original structural component over an aftermarket one.

This type of component is particularly valued in workshops specializing in the BMW brand, where compliance with factory technical documentation and repeatable final results after repair are crucial.

BMW Sill Trims – Selecting the Right Components

When working on the sills of a BMW F45/F46, it is advisable to consider the system as a whole: sliders, mountings, and outer sill trims should be structurally consistent. If you also need other elements from this group, check the available BMW sill trims to select a complete solution for your specific body configuration.

For users interested in a wider range of vehicle modifications, including performance enhancements using salvaged components, a guide on a practical approach to tuning may be helpful. More information can be found in the article How to Increase Engine Power: A Practical Guide to Tuning Engines with Used Parts, which discusses the safe use of used components in modernization projects.