BMW G20 G21 Wiper Arm Windshield Windscreen Driver Side Right O/S 9448916

BMW G20/G21 driver's side (right-hand) windshield wiper arm is an original part from the Wiper Arms group, specifically designed for precise cooperation with the wiper mechanism and the contoured windshield. This used OEM part ensures a factory fit to the body's geometry, stable blade operation, and predictable performance during intensive use. It's a solution for users who expect proper windshield cleaning system functionality without compromising on compatibility.

Specifications and technical data

• SKU: RHD-9448916-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9448916
• Substitutable numbers: 9448916, 61619448916, 7427907, 61617427907
• Location on the vehicle: Right
• Part type: Wiper Arm
• Category: Wiper Arms

Purpose and Fitment for BMW G20/G21

The presented wiper arm is intended for installation on the right side of the vehicle, on the driver's side in right-hand drive versions. The design has been developed for the specific body of the BMW 3 Series G20/G21 generation, which translates to proper blade pressure on the glass, correct operating range, and no interference with the hood, pillars, or the other arm.

Original sourcing from the BMW brand means maintaining factory setting angles, appropriately selected length, and the correct spline profile for the wiper mechanism. Thanks to this, no additional modifications or adjustments are needed after installation.

Wiper Arm Construction and Function

The wiper arm is responsible for transferring motion from the drive mechanism to the wiper blade, keeping it in a stable position relative to the windshield. This model features a construction that ensures:

• appropriate blade pressure on the windshield throughout its operating range,
• controlled stiffness, reducing vibrations at higher speeds,
• precise positioning in the rest position.

The arm's geometry is adapted to the curvature of the BMW G20/G21 windshield, which helps in evenly clearing water and debris. A correctly selected wiper arm minimizes streaking, blade skipping, and excessive noise during operation.

Benefits of Using an Original Arm

Using an original wiper arm for the BMW G20/G21 offers a range of practical benefits in daily operation:

• factory fit to the wiper mechanism and windshield,
• stable operation across the full range of motion, even at higher speeds,
• maintaining the manufacturer-specified windshield clearing area,
• easy installation in place of a worn or damaged part.

For users looking to restore proper wiper system function after a collision, mounting corrosion, or joint wear, an original BMW wiper arm is a solution that allows for maintaining near-factory performance.

Part Condition and Service Application

This component belongs to the Wiper Arms category and is intended for use as a replacement part in service or repair processes. A used arm is suitable for replacing a single damaged element as well as for more extensive work related to restoring the functionality of the windshield cleaning system.

Selecting an original arm is particularly important in vehicles equipped with advanced driver-assistance systems, where a clean windshield and properly functioning wipers affect the effectiveness of cameras and sensors located near the interior mirror.

Expanding the Wiper System in BMW

If you are planning a comprehensive repair or upgrade of the front windshield area in your BMW and need other parts from the same group, such as additional arms, mounts, or compatible blade holders, check the available parts in the BMW Wiper Arms category.

For users interested in a broader approach to selecting original parts by OEM or VIN numbers, an article describing practical methods for identifying components might be helpful – you can find it here: Audi's Five-Cylinder Engine – Legend and Selecting Original Parts by Numbers.