Mercedes-Benz M ML W164 Rear Axle Drive Shaft Left Right N/O/S A1643500010

Mercedes-Benz M ML W164 Rear Axle Drive Shaft Left Right N/O/S is an original drivetrain component designed for installation on the rear axle on either the left or right side. Thanks to its factory geometry and precise fit to Mercedes specifications, it ensures stable torque transmission and proper operation with the differential and wheel hub. This used OEM component is a sensible choice for drivers who expect proven construction quality while maintaining optimal repair costs.

Specifications and technical data

• SKU: A1643500010
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1643500010
• Substitutable numbers: A1643500010, A 164 350 00 10
• Location on the vehicle: Rear, Right, Left
• Category: Drivetrain Hardware & Fasteners

Purpose and vehicle placement

The presented drive shaft has been designed to operate in the rear part of the Mercedes W164 drivetrain. It can be installed on both the left and right sides, which facilitates the selection of the appropriate component during service. This solution allows for flexible use of the part depending on the vehicle configuration and current repair needs.

Thanks to its proper fit to the drive axle construction and wheel hubs, this component ensures correct coaxiality and reduces unwanted vibrations in the drivetrain. This is crucial for eliminating knocking, play, and noise that may occur during acceleration or driving at a constant speed.

Construction and role in the drivetrain

The rear drive shaft in a Mercedes W164 is responsible for the mechanical connection between the differential and the wheel, transmitting torque to the road surface. The correct length, diameter, and spline profile are critical for maintaining connection tightness, proper joint operation, and the durability of the entire system. Using an original element from the Drivetrain mounting parts and brackets group minimizes the risk of compatibility issues that often arise with cheaper replacements.

In practice, a correctly selected drive shaft contributes to:

• even load distribution on the rear axle,
• vehicle stability during acceleration and engine braking,
• reduction of noise and vibration in the cabin,
• extended service life of the differential and wheel bearings.

Benefits of choosing an original used drive shaft

Choosing a used OEM component for a Mercedes allows you to combine cost control with the preservation of factory operating parameters. The original drive shaft is designed for a specific model, ensuring it maintains proper torsional stiffness and resistance to variable operational loads. This is particularly important in vehicles with a higher curb weight, such as the W164 class SUVs.

Compared to random replacements, an OEM component usually works better with the existing drive axle, reducing the risk of leaks, excessive play, or premature joint wear. For workshops and users, this means a more predictable repair outcome and a lower probability of needing further intervention in the drivetrain.

Part selection and technical support

To correctly select this drive shaft for a specific version of a Mercedes, it is worth verifying compatibility with the OEM part number and interchangeable numbers in the manufacturer's catalog tables or service documentation. This minimizes the risk of installing a component with different geometry than intended for a given drivetrain variant.

If your car has symptoms such as noise, vibration, or noticeable play in the rear part of the drivetrain, a specialized guide may be helpful. More practical information on why it is worth choosing original components in the drive axle and differential area can be found in the article Humming differential – why a used OEM drive axle is a safer choice than a random replacement.

Expansion and modernization of the Mercedes drivetrain

If you are planning a comprehensive repair or modernization of the drivetrain area in your Mercedes and need other elements from the same group, such as brackets, mounts, or additional fastening elements, check the available parts in the Mercedes drivetrain mounting parts and brackets category.

For a more complete diagnosis of the entire drivetrain – especially in vehicles with higher mileage – it is also worth checking out the guide on the clutch and components working with the drive system. Practical tips on assessing wear and selecting components can be found in the material Clutch and dual-mass flywheel – diagnostics and selection of drivetrain parts.