BMW 3 Series E46 Saloon Window Guide Web Cover Left N/S Rear Black 8160973

The BMW E46 Left Door Window Trim Rear Left is an original body part designed for installation in the rear left door, ensuring proper window guidance and sealing. The black trim harmoniously blends with the vehicle's side profile, and as a BMW part, it guarantees a factory fit for specific model versions. This is a practical solution for accident repairs, replacing corroded elements, or restoring the aesthetics of the car's side body area.

Specifications and technical data

• SKU: 8160973
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8160973
• Substitutable numbers: 51348160973, 8160973, EM
• Location on the vehicle: Rear, Left
• Color: Black

Window Trim Purpose and Function

The presented trim operates in the area of the rear left door window, stabilizing its position relative to the frame and supporting the correct operation of the lifting mechanism. It is responsible for:

• guiding the window edge vertically,
• limiting play and unwanted vibrations during driving,
• contributing to the sealing line between the window and the door frame.

This ensures smooth window movement and better protection of the vehicle's interior from external noise, water, and contaminants.

Original BMW Fitment

The trim has been designed as a factory part for the E46 series, which translates to a precise fit with the door structure. The original geometry eliminates the need for modifications, and the correct profile of the mounting points facilitates installation in place of a worn or damaged part. The black color helps maintain a consistent look of the vehicle's side, regardless of the equipment version.

As a used part, it comes from disassembly, which in practice means a favorable compromise between repair cost and retaining a component with specifications consistent with the manufacturer's original intentions.

Condition, Installation, and Service Application

The element is offered as used, making it an attractive solution for economical door and window area repairs. Replacing the trim is particularly advisable when:

• the existing trim is mechanically damaged (cracks, deformations),
• there are leaks around the window,
• after a collision, it is necessary to restore proper window guidance.

Due to its factory origin, installation follows a "plug-in" logic – after removing the old part, the new trim takes its place, maintaining the original door line and correct adhesion to the window.

Benefits of Choosing an Original Used Trim

Choosing such a component is particularly beneficial for users who want to keep their car in a condition as close to factory as possible, without incurring the costs of new parts. Original origin means compliance with BMW technical documentation, and using a disassembled part reduces the risk of fitment issues, which are common with aftermarket replacements of universal geometry.

If you are considering when it is worth opting for a used part instead of a refurbished one, our guide may be helpful: check when it's better to choose a used original part for BMW repairs. There you will find practical tips on selecting disassembled components in terms of cost-effectiveness and repair durability.