Description
The BMW 3 Series E90/E91/E92 Wiper Arm Cover is an original body part from the wiper arms category, designed for installation on the rear of the vehicle. It provides an aesthetic finish to the wiper mounting and helps protect the mechanism from dirt, contributing to stable windshield wiper operation.
Specifications and technical data
- SKU: rhd-7138991
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7138991
- Substitutable numbers: 7138991, 61617138991, 51767130007, 7130007
- Location on the vehicle: Rear
- Category: Wiper Arms
Purpose and Fitment for BMW 3 Series E90/E91/E92
The presented cover is a dedicated part for the BMW 3 Series E90, E91, and E92 generations, responsible for concealing the rear wiper arm mounting. Thanks to its construction conforming to factory BMW standards, it maintains proper geometry and fit with the arm and the glass, resulting in a cohesive look for the rear of the vehicle.
Its original origin from the BMW range promotes the preservation of the vehicle’s uniform styling line and also facilitates installation without the need for modifications or adjustments of a replacement part.
Function of the Rear Wiper Arm Cover
The wiper arm cover performs several important operational functions:
- conceals the connection of the arm to the mechanism’s axis, improving the appearance of the rear window,
- limits the ingress of dirt and moisture to critical mounting points,
- stabilizes the arm’s position, promoting even wiper operation,
- helps maintain a consistent, factory look of the tailgate.
Thanks to this component, the rear window wiper system maintains proper operational smoothness, and the risk of accelerated wear on the mounting is reduced.
Characteristics of a Used Part
The wiper arm cover is a used part from a dismantled vehicle, meaning it is a pre-owned BMW component. Such components are often chosen for repairs because they retain factory fitment and material parameters, while also allowing for reduced service costs compared to new parts.
For wiper arm covers, it is particularly important to maintain appropriate stiffness and shape of the clips – original dismantled parts usually work better with the existing arm than cheap aftermarket replacements with simplified geometry.
Installation on the Rear of the Vehicle
The cover is designed for installation on the rear of the vehicle, at the wiper arm mounting point on the tailgate. Installation typically involves correctly seating the part onto the arm and clipping it into the designated points, without requiring additional body modifications.
During installation, it is worth paying attention to:
- correct alignment with respect to the arm and the glass,
- gentle pressing of the clips to avoid damage,
- checking the free movement of the arm after the cover is installed.
Why Choose an Original BMW Cover?
Choosing an original wiper arm cover for the BMW 3 Series E90/E91/E92 is a beneficial solution both technically and visually. Factory fitment minimizes the risk of play, squeaking, or improper adhesion to the arm, while also allowing for a cohesive look of the rear of the car.
If you are considering whether to opt for a refurbished part or a used original part, the following guide article may be helpful: Refurbished or Used Original – Which Part to Choose for Repairs?. There you will find practical advice on when the choice of a dismantled component is particularly justified.
Other BMW Wiper Arms
If you are also looking for other parts from the wiper arms category for your BMW, check out the BMW wiper arms available in our store. This will allow you to select a complete solution for your car’s window wiper system, maintaining brand consistency and technical parameters.






Reviews
There are no reviews yet.