BMW 1 Series E87N Retaining Strip B-Pillar Left 7174401

BMW E87 LCI Rear Left Sill Slider Bracket is an original body part from the Miscellaneous category, designed for installation on the left side of the facelifted BMW 1 Series model. A used sill slider bracket allows for a technically correct repair of the rear part of the sill, maintaining factory geometry and solid mounting of the covers.

Specifications and technical data

• SKU: 7174401
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7174401
• Substitutable numbers: 51117174401, 7174401
• Location on the vehicle: Left
• Category: Other Interior Parts & Accessories

Purpose and Function of the Part

The presented sill slider bracket is dedicated to the rear left side of the sill in the BMW E87 LCI. It is responsible for the stable support and guidance of the external sill covers, which is important for both body protection and maintaining the vehicle's proper side profile.

Thanks to precise fitting to the BMW body structure, the part ensures:

• correct positioning of the sill cover in the rear body area,
• appropriate distribution of loads acting on the sill,
• maintenance of gaps and fitment according to manufacturer standards.

Construction and Fitment for BMW E87 LCI

The sill slider bracket is designed as a structural component that works with the factory mounting points in the body of the facelifted BMW 1 Series. Location on the vehicle: left side of the rear sill allows for unambiguous identification of the mounting position and eliminates the risk of errors when selecting the side.

As a part from the Miscellaneous category, the bracket serves a supportive but essential function for maintaining the rigidity and proper guidance of the covers. The construction is prepared to work with original mountings, which facilitates installation and reduces the need for additional modifications.

Condition, Origin, and Benefits of Use

The offered bracket is a used part, sourced from dismantling, which allows for an economical repair while maintaining the original BMW specification. Choosing an OEM part from the aftermarket is a beneficial solution for users who expect:

• factory fitment to the BMW E87 LCI body,
• preservation of the original sill and cover structure,
• reduced repair costs compared to new components.

Using an original sill slider bracket helps maintain the correct geometry of the side body section, which is important for both daily use and potential future bodywork and painting.

Selection, Installation, and Compatibility

Before installation, it is recommended to verify the part's compatibility with the specific version of the BMW E87 LCI, particularly regarding the vehicle side and body type. The location on the left side of the rear sill facilitates identification, and the construction prepared for factory mounting points allows for efficient installation in a workshop environment.

The sill slider bracket is primarily intended for:

• post-accident repairs on the left rear sill,
• replacing a missing or damaged structural component,
• restoring proper guidance and support for the sill cover.

Other Parts and Technical Knowledge

If you are looking for other products from the Miscellaneous BMW category, including body parts and accessories dedicated to this brand, check out our offer at: Miscellaneous BMW – full offer of additional parts. This will help you easily assemble a set of parts needed for a comprehensive repair.

For those interested in comparing technical solutions used in various makes and models, including sports versions, we recommend an article describing the differences in engine, brake, and chassis construction: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?. This is a valuable addition to your knowledge when planning more advanced modifications or repairs.