Mercedes W907 Rear Differential Diff 741423 51:13 3,923 A9073500301 WARRANTY

Listing details

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

Mercedes W907 Rear Differential Diff 741423 51:13 3,923 is an original drivetrain component from the Differentials category, designed for installation on the vehicle's rear axle. This is a used OEM Mercedes component, ensuring proper torque transfer to the wheels and stable operation of the rear-wheel drive. It is a solution for users who expect factory design and proven gear ratios without the need for aftermarket replacements of unknown origin.

Specifications and technical data

• SKU: A9073500301
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9073500301
• Substitutable numbers: A9073500301, A 907 350 03 01
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The presented rear axle with differential is responsible for distributing drive to the rear wheels and correctly adjusting the rotational speed of the half-shafts to driving conditions. Its location at the rear of the vehicle allows for direct integration with the driveshaft and suspension, which is crucial for handling stability and predictable vehicle behavior during acceleration and engine braking.

Selecting the appropriate differential for a specific Mercedes W907 version allows for maintaining factory driving characteristics, including drivetrain refinement, noise levels, and load response. This is particularly important in commercial vehicles, where parameter repeatability and reliability in daily operation are essential.

Construction and operating parameters

The rear axle with a built-in differential has been designed as a complete load-bearing unit, integrating the final drive with a housing adapted for mounting to the vehicle frame or body. The applied final drive ratio provides an appropriate compromise between acceleration dynamics and fuel economy at constant speeds, which is significant both in urban transport and on longer routes.

The original OEM design ensures the maintenance of factory manufacturing tolerances, proper gear meshing, and correct bearing of the pinion shaft and differential mechanism. As a result, the differential operates with predictable levels of vibration and noise, and loads are distributed evenly across mating components.

Practical application and selection for driving style

This rear differential is particularly recommended in situations where it is necessary to replace the complete axle due to wear, mechanical damage, or improper gearbox operation. It will perform well both in vehicles used intensively in fleets and in individual units used in local transport, where predictable drive behavior is essential.

If you want to better understand how to choose an axle and differential ratio for your vehicle's usage profile, it is worth consulting a specialist guide. Practical tips, definitions, and examples can be found in the article Dismantled drive axles and differentials – how to choose ratios for your driving style, which helps you consciously match the component to your expectations regarding dynamics and driving economy.

Benefits of using an original Mercedes differential

Using an original differential in a Mercedes W907 allows you to maintain the consistency of the entire drivetrain and avoid compatibility issues that may arise when installing random aftermarket replacements. A used OEM component is often a reasonable compromise between repair costs and maintaining factory operating parameters, especially in vehicles that are still working intensively in professional use.

If you want to learn more about why used original components can be a safe and economical choice, it is worth reading the material on the quality and safety of used OEM parts, which discusses the advantages of such solutions in the context of durability and repair cost-effectiveness.

Expanding the drivetrain in a Mercedes

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 final drive components, check out the available parts in the Mercedes Differentials category.