Audi A3 8Y Sportback Rear Door Window Guide Rail Right O/S 8Y0839068

Audi A3 8Y Sportback Right Rear Door Window Regulator is an original body construction element from the longitudinal frame parts and brackets group, designed for the right rear door. It ensures stable window guidance, proper operation of the lifting mechanism, and correct sealing within the door.

Specifications and technical data

• SKU: 8Y0839068
• Mark: Audi
• Condition: Used
• OEM Part Number: 8Y0839068
• Substitutable numbers: 8Y0839068, 8Y0 839 068
• Location on the vehicle: Rear, Right
• Category: Frame Rails & Subframes

Purpose and Function of the Window Regulator

The window regulator in the right rear door of the Audi A3 8Y Sportback is responsible for the precise vertical guidance of the glass pane, working in conjunction with the window lifter and door seals. A properly selected component:

• stabilizes the window during driving and door closing, reducing vibrations and noise,
• maintains the correct movement geometry of the window relative to the door frame,
• supports the body's sealing in the rear door area, contributing to acoustic comfort and interior protection.

As part of the longitudinal body frame parts and brackets group, the regulator contributes to the rigid structure of the door, which is important for the durability of the entire side panel.

Construction and Vehicle Placement

The presented regulator is designed for installation in the right rear door area, according to the original Audi design. The element's construction is adapted to the door frame shape of the Sportback version, enabling:

• seamless integration with the paneling and internal door structure,
• proper support of the window along its entire working travel length,
• correct cooperation with the factory lifting mechanism and seals.

Its placement on the vehicle is clearly defined, minimizing the risk of errors in part selection and speeding up the installation process in a service center or specialized workshop.

Original Origin and Fit for Audi

The regulator has been designed with the body construction of the Audi A3 8Y generation Sportback version in mind, thus maintaining factory fit standards. Original origin from the Audi brand signifies:

• compliance with the manufacturer's assembly line and service documentation,
• appropriate rigidity and geometry required in the rear axle door area,
• easier identification in catalogs and parts selection systems.

This element comes from the used body parts segment, allowing for economical repair while maintaining the vehicle's original construction specifications.

Application in Repairs and Upgrades

The right rear door window regulator is suitable for both standard post-accident repairs and for replacing worn-out operational components in the door. It is particularly useful when symptoms such as:

• uneven window operation or jamming during raising and lowering,
• excessive play causing knocking and vibrations in the door,
• deteriorated sealing around the window, resulting in increased cabin noise.

Replacing the regulator with an original element from the same construction category allows for the restoration of factory window mechanism operating parameters and improves the comfort of using the rear passenger cabin.

Audi Longitudinal Body Frame Parts and Brackets

If you are undertaking a more extensive side structure repair or door upgrade for your Audi, you may also need other elements from the same group. In such cases, it is worth checking the available Audi longitudinal body frame parts and brackets to select a set of components that are structurally compatible with your model.

Used Parts for Tuning and Customization

Properly selected body parts, including window regulators, are also important for car modification and customization projects. Stable window operation and correct door geometry are essential when installing tinted windows, changing upholstery, or adapting equipment. If you are interested in the broader use of used components in tuning projects, check out the article Best Used Parts for Tuning Your Car, where you will find practical tips on selecting and using such elements.