BMW E87 Cover Window Frame Door Rear Right O/S 7121156

BMW 1 E87 Rear Right Door Window Frame Cover is an original part from the Doors and Door Sheet Metal category, designed for installation on the rear right side of the body. It ensures proper finishing of the door window frame, stable window guidance, and an aesthetic closure of the door structure in the BMW 1 Series E87 model.

Specifications and technical data

• SKU: 7121156
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7121156
• Substitutable numbers: 51357121156, 7121156
• Location on the vehicle: Rear, Right
• Category: Doors & Door Skins

Purpose and Fitment for BMW 1 E87

The cover is specifically designed for the BMW 1 Series E87 body, taking into account the geometry of the rear right door. It is responsible for the correct window framing and cooperation with the lifting mechanism, seals, and door panel.

Thanks to its factory origin, the part maintains:

• precise fit to the door frame shape,
• compatibility with the body line and factory mounting points,
• visual consistency with other body elements.

Construction and Function of the Window Frame Cover

The rear right window frame cover performs several key structural and functional roles. It creates a stable support for the window, works with the seal, and protects the door edges from mechanical damage.

The primary tasks of this component include:

• organizing window guidance in the upper part of the door,
• protecting frame edges from corrosion and minor impacts,
• maintaining proper rigidity of the door perimeter in the window area,
• aesthetic finishing that adheres to the BMW body line.

Benefits of Using an Original Cover

Using an original window frame cover for the BMW 1 E87 allows for the preservation of factory operating parameters for the door and window. A part from the same product line as other body components minimizes the risk of closing issues, leaks, or improper window operation.

The most important advantages include:

• compatibility with factory mountings and door seals,
• maintaining the correct window frame geometry after body repair,
• consistent exterior appearance without the need for modifications,
• suitability for professional accident repairs.

Condition and Application in Repairs

This part is a used item, removed from a vehicle, and intended for reinstallation where replacement of the rear right window frame cover is necessary. It is suitable for collision repairs as well as for replacing worn or damaged door components.

The cover is appropriate for body and paint shops, services specializing in the BMW brand, and individual customers who expect parts that comply with factory body specifications.

Other BMW Doors and Door Sheet Metal

If you also need other parts from the Doors and Door Sheet Metal category for this brand, check out the BMW doors and door sheet metal available in our store to select complete components for body repair.

For drivers interested in broader powertrain diagnostics and parts selection – including used parts – we recommend the guide article Clutch and Dual-Mass Flywheel – Diagnostics and Parts Selection for the Powertrain, which helps in better planning comprehensive car service work.