Mercedes W470 X250d 4-Matic Front Differential Diff A4703303000 WARRANTY

Listing details

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

Mercedes W470 X250d 4-Matic Front Differential Diff is a factory-original drivetrain component designed for the front axle of the X-Class model equipped with a diesel engine and automatic transmission. This solution is engineered to meet the requirements of the 4Matic drive system, ensuring stable torque transfer to the front wheels. By maintaining the original design, it serves as a solid foundation for professional drivetrain repair or rebuilding.

Specifications and technical data

• SKU: A4703303000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4703303000
• Substitutable numbers: A4703303000, A 470 330 30 00
• Location on the vehicle: Front
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Additional Differential Parts

Application and function in the drivetrain

The front axle with differential in the Mercedes X250d 4-Matic is responsible for controlled power distribution to the front wheels, working in conjunction with the central 4x4 system and the vehicle's electronics. A correctly selected component in this area is crucial for:

• maintaining traction on surfaces with varying grip levels,
• driving stability under load and off-road,
• even torque transfer to both half-shafts,
• reducing unwanted vibrations and noise in the front of the vehicle.

Selecting a differential dedicated to the specific engine version and automatic transmission allows for the preservation of the factory performance characteristics of the 4Matic drive.

Compatibility with 4Matic drive and automatic transmission

The presented front axle has been configured for use with a diesel engine and automatic transmission in a 4Matic layout. This means that its gear ratios, mounting points, and geometry are adapted to:

• the torque generated by the diesel unit,
• the shifting characteristics of the automatic transmission,
• the operation of traction control and driving stability systems.

Such compatibility minimizes the risk of improper interaction with the drivetrain electronics, reduces mechanical stress, and facilitates the diagnosis of potential future faults.

Benefits of using an original front axle

Choosing an original front axle with differential for the Mercedes X-Class offers a range of practical service and operational benefits:

• Factory geometry and mounting points – facilitate installation and ensure the correct alignment of the drivetrain assembly relative to the suspension.
• Consistency with other 4x4 system components – ensures predictable vehicle behavior in all-wheel-drive modes.
• Reduced risk of software incompatibility and calibration issues with assistance systems – essential for modern drivetrains.
• Possibility of further diagnostics based on factory Mercedes service procedures.

This solution is particularly recommended for repairs where maintaining original traction parameters and driving comfort is a priority.

Characteristics of the used component

The front axle with differential is offered as a used part, which allows for a significant reduction in repair costs while maintaining the original design. In practice, this means:

• the possibility of an economical drivetrain rebuild following a differential failure or mechanical damage,
• maintaining compliance with factory Mercedes solutions without the need for aftermarket replacements with uncertain parameters,
• a good base for potential further refurbishment, if the workshop plans such a scope of work.

During installation, standard service procedures are recommended: checking the gear oil level, verifying seals, and inspecting mating suspension and half-shaft components.

Support in selection and additional resources

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, mounts, or additional mounting hardware, check out the available parts in the Other Mercedes differential parts category.

To better plan service work and reduce vehicle downtime at the workshop, it is worth reading an article describing how a wide inventory of used parts affects repair speed – details can be found in the material No more weeks of waiting – how a wide assortment in one warehouse really shortens your car's downtime at the mechanic?.