Mercedes Sprinter W906 Rear Differential Diff A9063503704 741423 51:13 3,923

Listing details

The differential is sold with a 90-day warranty! It was tested before removal and is in full working order.

Mercedes Sprinter W906 Rear Differential Diff is a complete rear drive unit from the Differentials category, designed for installation in the vehicle's rear axle. This component is responsible for the effective transfer of torque to the wheels and proper distribution of drive, which directly impacts the stability, traction, and refinement of the drivetrain. This is a solution for users looking for a proven, factory-spec component for professional repair or replacement of the axle in a Sprinter W906.

Specifications and technical data

• SKU: A9063503704
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9063503704
• Substitutable numbers: A9063503704, A 906 350 37 04
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The axle with differential mounted on the rear axle of the Mercedes Sprinter W906 is responsible for transferring drive from the driveshaft to the wheels and compensating for the difference in rotational speed between them during cornering. A properly selected and functional differential ensures:

• stable vehicle handling under load,
• smooth torque transfer,
• reduction of unwanted vibrations and noise in the drivetrain,
• safe operation in varying road conditions.

For commercial vehicles such as the Sprinter W906, this is of key importance during intensive use, frequent loading, and long-distance routes.

Benefits of using an original rear axle

Using an original rear axle for the Sprinter W906 allows for maintaining the factory operating parameters of the drivetrain. This means proper fitment to the suspension design, axle geometry, and engine characteristics. In practice, the user gains:

• consistency with the factory drivetrain design – no need for structural modifications,
• appropriate operating characteristics for typical commercial vehicle loads,
• easier diagnostics and service in the future thanks to maintaining the original configuration.

This solution is particularly beneficial for fleets, workshops, and users who expect predictable vehicle behavior after rear axle repairs.

Installation and operational characteristics

The axle with differential is designed for installation in the rear of the vehicle, in place of the factory drive unit. Thanks to maintaining the original design, it is possible to use standard mounting points and ensure compatibility with existing suspension and braking system components. In practice, this translates into:

• simplified installation process compared to non-factory solutions,
• maintenance of correct axle geometry and ground clearance,
• compatibility with standard associated components (driveshaft, hubs, half-shafts – according to the specific vehicle configuration).

Placement on the vehicle: rear makes this component crucial for the entire drivetrain system in rear-wheel-drive versions of the Sprinter.

Practical application in the Mercedes Sprinter W906

The Mercedes Sprinter W906 is often operated in demanding conditions – in local and long-haul transport, specialized conversions, or service vehicles. In such applications, a functional axle with differential has a direct impact on:

• even tire wear on the rear axle,
• driving stability when fully loaded,
• acoustic comfort inside the cabin,
• overall durability of the drivetrain.

Replacing a worn or damaged axle with an original component from the same design group is an effective way to restore proper rear axle operation without interfering with other subassemblies.

Differential selection and technical knowledge

When selecting a rear axle for the Sprinter W906, it is important to match it to the specific vehicle version, its intended use, and the expected operating profile. It is worth considering, among other things, the type of bodywork, typical loads, and driving style. To better understand the relationships between gear ratios, differential characteristics, and vehicle behavior, the following article will be helpful: 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 Mercedes and need other components from the same group, such as differential housings, final drives, or complete axle assemblies, check the available parts in the Mercedes Differentials category.