Mercedes W177 A35 AMG Rear Axle Differential Diff 2,438 A2473502702 WARRANTY

Listing details

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

Mercedes W177 A35 AMG Rear Axle Differential Diff 2,438 is an original drivetrain component designed for the rear axle, specifically engineered for the dynamic A35 AMG model. This component from the Differentials category ensures precise torque transfer and stable vehicle handling, which is crucial for high-performance driving. Thanks to its factory design dedicated to the W177 A-Class, the differential guarantees the correct gear ratio and consistency with other drivetrain components.

Specifications and technical data

• SKU: A2473502702
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2473502702
• Substitutable numbers: A2473502702, A 247 350 27 02
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The presented rear axle differential is responsible for distributing power to the rear wheels and maintaining the correct gear ratio, which directly impacts the acceleration, responsiveness, and handling characteristics of the A35 AMG. Its placement at the rear of the vehicle allows for effective interaction with the suspension and vehicle electronics, ensuring predictable car behavior during both daily driving and dynamic maneuvers.

Thanks to the factory design matched to the Mercedes W177 architecture, the differential maintains the correct drivetrain geometry, minimizing the risk of uneven tire wear or excessive stress on other axle components. This solution is particularly important in high-power vehicles, where stability and consistent performance parameters are key to safety.

Application in the Mercedes A35 AMG W177

The differential has been designed with the specific requirements of the AMG version in mind, where the drivetrain must withstand higher loads and frequent load changes during acceleration and engine braking. Using an original rear axle differential allows you to maintain:

• consistency of the drivetrain characteristics with factory vehicle settings,
• proper cooperation with traction control and electronic stability systems,
• the correct gear ratio matched to the stock transmission and engine unit.

For users expecting predictable car behavior after repairs or upgrades, using a dedicated rear differential is a solution that allows for maintaining factory performance and driving comfort.

Product characteristics and condition

The offered item comes from a Mercedes vehicle and is classified in the Differentials group, which clearly defines its function in the drivetrain system. The product is used, which in practice means it has already been in service in a vehicle but can still perform its function after proper installation and verification of its condition by a mechanic.

The placement on the vehicle marked as Rear facilitates part selection when planning a repair – the mechanic can be certain that this is a component intended for the rear axle and not for another drivetrain configuration. Additionally, the presence of the OEM part number and interchangeable numbers (visible in the technical specifications) allows for precise matching of the differential to a specific A35 AMG configuration, which is important when comparing salvaged parts.

Gear ratio selection and technical support

In the case of drive axles and differentials, it is crucial to match the gear ratio to the transmission and the nature of the vehicle's usage. An incorrect choice can result in changes to engine RPM at a given speed, different acceleration dynamics, and a noticeable difference in drivetrain refinement. To better understand how to choose a differential for your driving style and what to look for when replacing salvaged parts, it is worth reading our guide: Salvaged drive axles and differentials – how to choose gear ratios for your driving style.

Benefits of using an original rear differential

Using an original rear differential in a Mercedes A35 AMG W177 brings a number of practical benefits, important from both the user's and the service center's point of view:

• preservation of factory handling characteristics and throttle response,
• better compatibility with existing vehicle electronics,
• easier diagnostics in the future thanks to compliance with service documentation,
• reduced risk of problems resulting from the installation of an incorrect gear ratio.

For workshops specializing in the Mercedes brand, using the correct rear differential means more efficient installation and a lower risk of complaints, and for the user – predictable car behavior after repair and the maintenance of the AMG version's sporty character.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mercedes and need other elements from the same group, such as additional axles, differentials, or related drivetrain components, check out the available parts in the Mercedes Differentials category.

If you are also interested in the ecological aspect of using salvaged parts and want to learn how choosing original used parts affects the reduction of the carbon footprint, it is worth reading the article: Sustainable automotive: How purchasing original used parts reduces the carbon footprint and protects the environment?.