BMW X3 E83 Drive Shaft Rear Axle Left N/S Output Shaft 3417391

BMW X3 E83 Drive Shaft Rear Axle Left N/S Output Shaft is a component from the Drive shafts category, designed for operation on the rear axle, left side. It ensures efficient torque transmission to the wheel, which translates into stable handling and predictable vehicle behavior during daily use.

Specifications and technical data

• SKU: 3420709
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3420709
• Substitutable numbers: 3420709, 33213420709, 3417391, 33213417391
• Location on the vehicle: Rear, Left
• Category: Driveshafts

Purpose and function in the drivetrain

The rear left drive shaft in the BMW X3 E83 model is responsible for the mechanical connection between the drivetrain components and the wheel, enabling smooth power transmission during suspension movement and body turns. A properly selected drive shaft minimizes vibrations, reduces unwanted play, and supports the correct operation of traction and stability control systems.

This component is particularly important in vehicles operated under load or in varied road conditions, where the consistency of the drivetrain operation affects driving comfort and safety.

Compatibility and fitment for BMW

The presented drive shaft has been designed for use in the BMW X3 E83 on the rear axle, left side. This ensures proper alignment of length, geometry, and mounting points with the factory suspension and drivetrain of this model. As a result, installation is straightforward, without the need for modifications to the vehicle's structure.

The presence of dedicated part numbers and interchangeable numbers (visible in the technical specification) facilitates verification of compatibility with a specific car configuration, which is particularly important when selecting used drivetrain components.

Performance characteristics and benefits of use

As an element from the Drive shafts category, this rear left drive shaft has been prepared for operation in demanding conditions typical for a BMW X3 class SUV. The design intended for installation on the rear axle, left side, provides:

• stable torque transmission to the wheel at various rotational speeds,
• proper cooperation with the suspension and differential,
• reduction of unwanted vibrations and noise within the drivetrain,
• the ability to maintain factory vehicle handling parameters.

Choosing an original solution from dismantling allows you to maintain factory fitment for the BMW platform, which is important both from the point of view of durability and the predictability of the car's behavior after repair.

Condition, origin, and service application

The offered drive shaft is a used component, sourced from dismantling, which represents a reasonable compromise between repair costs and maintaining the manufacturer's original specification. Such components are frequently used in professional workshops for:

• eliminating play and knocking in the rear axle area,
• repairs after mechanical damage to the drive shaft,
• restoring proper drivetrain operation after collisions or intensive use.

Thanks to the preservation of the original geometry and mounting points, installation can be carried out using standard service procedures, utilizing factory reference points.

Technical support and additional knowledge

When selecting drivetrain components for a BMW, it is worth paying attention to gear ratios, the type of axle used, and compatibility with the differential. A detailed discussion of these issues, along with practical examples and answers to frequently asked questions, can be found in the article: Dismantled drive axles and differentials – how to choose gear ratios for your driving style.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other elements from the same group, such as additional drive shafts, connecting shafts, or other power transmission components, check the available parts in the BMW Drive shafts category.