Mercedes Vito Viano W639 Drive Shaft Rear Axle Right Left N/O/S A6393501710

Mercedes Vito Viano W639 Rear Axle Shaft Right Left is an original drivetrain component from the Drive Mounting Parts and Brackets category, designed for the rear axle of the vehicle. Thanks to its factory geometry and precise fit for Mercedes construction, it ensures stable torque transfer and proper cooperation with the drive axle and wheel hub. This used component allows for an economical yet technically sound repair of the drivetrain in Vito and Viano W639 models.

Specifications and technical data

• SKU: A6393501710
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6393501710
• Substitutable numbers: A6393501710, A 639 350 17 10
• Location on the vehicle: Rear, Right, Left
• Category: Drivetrain Hardware & Fasteners

Vehicle Application and Placement

The presented axle shaft is designed for installation on the rear axle of the Mercedes Vito/Viano W639, and can be used on either the right or left side. This solution simplifies part selection during drivetrain repairs, especially when a component on a specific side of the vehicle needs replacement. Its rear axle placement guarantees compatibility with the factory drive axle and other suspension and drivetrain components.

Technical Characteristics and Role in the Drivetrain

The rear axle shaft in the Mercedes Vito/Viano W639 is responsible for the mechanical transfer of power from the differential to the wheel, operating under varying load conditions and suspension angles. A properly selected component from the Drive Mounting Parts and Brackets category ensures:

• stable torque transfer to the rear wheels,
• proper cooperation with the hub, bearings, and differential,
• maintenance of correct driving geometry,
• reduction of vibrations and unwanted play in the drivetrain.

By maintaining its original design parameters, this axle shaft provides a solid foundation for restoring proper rear-wheel drive function in this commercial vehicle.

Benefits of Using an Original Mercedes Axle Shaft

Using an original component specifically designed for the Mercedes Vito/Viano W639 helps maintain the integrity of the entire drivetrain. Key benefits include:

• Factory Fitment – compatibility with the rear axle and suspension design, with no modifications required.
• Stable Drivetrain Operation – reduced risk of noise, vibrations, and uneven power delivery.
• Economical Repair – a used component lowers service costs while maintaining appropriate performance parameters.

For vehicles subjected to intensive use, such as the Vito and Viano, the correct selection of an axle shaft directly impacts the durability of the differential, wheel bearings, and driving comfort.

Part Condition and Practical Application in Service

This axle shaft is a used part, making it an attractive option for fleet repairs and for vehicles operating in demanding conditions. This type of component is particularly useful when:

• noticeable play is present in the rear axle drivetrain,
• clunking noises or vibrations occur during acceleration,
• mechanical damage to the axle shaft or cooperating components has occurred.

The selection of the correct axle shaft for a specific Mercedes Vito/Viano W639 version should always consider the manufacturer's markings and the vehicle's drivetrain specifications.

Technical Support and Additional Materials

If you are planning a comprehensive diagnosis of the rear drivetrain in your Mercedes and want to better understand the interaction between the axle shaft, differential, and drive axle, it is worth consulting specialized materials. A practical addition is the article Used Differentials – What You Should Know About Second-Hand Differentials, Sensors, and Drivetrain Systems, which helps in making informed assessments of drivetrain components.

If you are considering replacing other drivetrain-related components in your Mercedes, such as additional mounts, brackets, or fastening elements, and want to maintain the structural consistency of the entire system, check the available parts in the Mercedes Drive Mounting Parts and Brackets category.