BMW X3 Series E83 Door Entrance Kick Trim Cover Strip Front Left N/S Anthracite

The BMW X3 E83 Sill Cover Strip Front Left Sill is an original body part from the Doors and Door Panels category, designed for installation on the front left sill. A used sill cover strip helps maintain the vehicle's factory body geometry, provides an aesthetic finish to the entry area, and ensures a cohesive look for the interior and exterior of the sill on a BMW X3 E83.

Specifications and technical data

• SKU: 3404763-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3404763
• Substitutable numbers: 51473404763, 3404763, 51477051381, 7051381, EM
• Location on the vehicle: Front, Left
• Category: Doors & Door Skins

Intended Use and Fitment for BMW X3 E83

This strip has been specifically designed for the BMW X3 E83 model as an element to be mounted on the front left sill. Its factory construction ensures proper adhesion to the body edges, which reduces the risk of looseness, creaking, and leaks in the driver's door area.

Being an original BMW part means it retains the appropriate rigidity, shape, and mounting points, facilitating installation and allowing for seamless use of existing holes and clips in the car body.

Construction and Function of the Sill Strip

The BMW X3 E83 Sill Cover Strip Front Left Sill performs several important technical and functional roles:

• protects the sill edge from mechanical damage when entering and exiting the vehicle,
• visually tidies the sill line, enhancing the aesthetics of the door area,
• helps to reduce the accumulation of dirt in critical areas of the body,
• complements the factory finish of the doors and sills.

Thanks to its precise fit for the specific mounting location on the vehicle, the strip maintains correct geometry in relation to the doors and seals, which is important for both appearance and user comfort.

Condition of the Part and Benefits of Choosing a Used Part

The offered sill strip is a used part, allowing for economical repair or replacement of a missing element while maintaining the original BMW specifications. In practice, this means:

• factory-perfect fit for the BMW X3 E83 body,
• preservation of the original styling line of the sills and doors,
• the ability to replace a damaged strip without altering the sill's structure.

A used body part is a good choice for post-accident repairs, vehicle refurbishment, or replacing missing components after disassembly, when adherence to the factory design and a reasonable cost are priorities.

Installation on the Front Left Sill

The placement indicated as front – left side clearly identifies this strip as intended for the driver's door area. When installing, it is advisable to pay attention to:

• checking the condition of the mounting points in the car body,
• correct positioning of the strip relative to the sill edge and door seals,
• gentle pressing in the clip areas to avoid deformation.

A properly installed sill cover will secure itself to the factory mountings and does not require additional modifications, which reduces working time and minimizes the risk of installation errors.

BMW Doors and Door Panels – Selecting Related Components

If, during repair or restoration, you also need other components from the BMW Doors and Door Panels category, check our range of BMW doors and door panels to select complete sets for finishing sills and entry areas.

Technical Support and Knowledge of BMW Parts

For more extensive BMW projects, it is beneficial to use reliable sources of knowledge regarding component compatibility and selection. Our guide on BMW B58 engines may be helpful – BMW B58 Code: 340 HP from the Aftermarket – Pre-Purchase Checklist for Turbocharger and Intercooler for BMW 3 Series (G20) – where we discuss practical aspects of part selection, OEM verification, and VIN compatibility checks. Although it concerns a different model, it demonstrates an approach to making informed choices about original BMW components.

Summary

The BMW X3 E83 Sill Cover Strip Front Left Sill is a functional body part from the doors and sills group, designed for installation on the front left sill of the BMW X3 E83. Choosing an original, used sill strip allows for restoring a cohesive look to the entry area, protecting the sill edge, and maintaining factory fitment without the need for costly modifications.