Mercedes W205 Rear Axle Differential Diff A2053505200 2,474 Ratio WARRANTY

Listing details

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

Mercedes W205 Rear Axle Differential Diff is an original drivetrain component from the Differentials group, designed for installation on the rear axle. It is a solution for users who expect stable drivetrain operation, proper traction, and predictable vehicle behavior in daily use.

Specifications and technical data

• SKU: A2053505200
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2053505200
• Substitutable numbers: A2053505200, A 205 350 52 00
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function of the differential

The presented rear axle differential is responsible for distributing torque between the rear wheels, ensuring smooth cornering and stability during acceleration. In mid-range and premium Mercedes vehicles, a correctly selected differential is crucial for driving comfort, predictable operation of safety systems, and the durability of the entire drivetrain.

Its location on the rear axle allows for direct cooperation with the driveshaft and half-shafts, which translates into consistent drivetrain performance under typical road conditions, both in city and highway driving.

Benefits of using an original Mercedes differential

Using an original differential in Mercedes W205, W213, and C238 series vehicles allows you to maintain the factory driving characteristics of the vehicle. The main advantages include:

• Structural compatibility with the specific model's factory drivetrain.
• Properly selected rear axle ratio, supporting the serial settings of the control units and transmission.
• Consistent cooperation with electronic systems responsible for traction and stability control.
• The ability to restore proper drivetrain operation after damage or wear of the previous differential.

For the user, this means more predictable vehicle behavior, a reduction in unwanted vibrations, and a lower risk of premature wear of cooperating components, such as half-shafts or wheel bearings.

Installation and operational characteristics

The differential is designed for rear axle installation, which facilitates workshop work by maintaining factory mounting points. In practice, this translates into:

• the possibility of using standard service procedures applied in Mercedes vehicles,
• easier diagnostics of any noises or play within the rear drivetrain,
• maintaining the correct drivetrain geometry after replacement.

A component from this group is particularly important in vehicles used for long distances and at higher speeds, where rear axle stability and even power transmission have a direct impact on driving safety.

Ratio selection and vehicle compatibility

Before purchasing, it is worth verifying the compatibility of the rear axle ratio with the configuration of the specific vehicle to avoid discrepancies in transmission operation, speedometer readings, or the performance of assistance systems. A properly selected differential allows for maintaining factory acceleration parameters, engine RPM during highway driving, and overall drivetrain refinement.

For users who want to deepen their knowledge about matching the rear axle to their driving style, the following article describing definitions, ratios, and application examples will be useful: Dismantled drive axles and differentials – how to choose ratios for your driving style.

Condition of the component and practical tips for buying a used differential

The offered differential is a used part, which in practice allows for an economical repair of the drivetrain while maintaining the manufacturer's original specifications. During installation, standard service procedures are recommended, such as checking mounts, verifying seals, and using the appropriate gear oil in accordance with the recommendations for the specific Mercedes model.

If you are planning a broader drivetrain upgrade or tuning project and want to avoid common mistakes when choosing components from the secondary market, it is worth reading the practical tips included in the guide: Buying used car parts – the most common mistakes when choosing parts for tuning.

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 other axles, differentials, or rear drivetrain sub-assemblies, check the available parts in the Mercedes Differentials category.