Target · Diagram

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Number 4 marks the part’s position in this exploded view (Audi A8/S8/qu. lang 08> (2007-)).

Other diagrams in the gallery may use a different number for the same part.

Supersession roadoldest to newest

4E0837439K
Not stocked Dec 2004
4E0837439L
Discontinued Jul 2026
You are here

4E0837439KNot stocked
Dec 2004
4E0837439LThis pageDiscontinued
Jul 2026

Genuine Original OEM · Brand New

Doors & Windows

4E0837439L Audi Window Guide Rail

Selected configuration: GENUINE AUDI

Supersession roadoldest to newest

4E0837439K
Not stocked Dec 2004
4E0837439L
Discontinued Jul 2026
You are here

4E0837439KNot stocked
Dec 2004
4E0837439LThis pageDiscontinued
Jul 2026

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Key specifications

SKU: 4E0837439L
Manufacturer Part Number: 4E0837439L

Product overview

Genuine OEM Audi window guide rail, part number 4E0837439L. This guide rail is designed to support and direct the movement of the door window glass within the door frame assembly. It is located in the upper door structure as shown in the diagram. Genuine OEM guide rails are manufactured with the correct surface finish and structural rigidity to ensure the window glass travels smoothly without binding, rattling, or damaging the window seals.