Mercedes W124 Automatic Gearbox 722431 722.431 A1242704002 WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order.

Mercedes W124 Automatic Gearbox 722431 722.431 is a complete, used automatic transmission from the family of classic Mercedes solutions, designed for the W124 series models. It is a robust drivetrain component that allows for professional repair or restoration of the drive system while maintaining the operating characteristics typical of automatic transmissions of this generation. By preserving the original design, the gearbox ensures consistent operation with the vehicle's factory systems and predictable driving behavior.

Specifications and technical data

• SKU: A1242704002
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1242704002
• Substitutable numbers: A1242704002, A 124 270 40 02
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical characteristics and intended use

The offered gearbox belongs to the Automatic transmissions category and has been designed specifically for Mercedes W124 series vehicles. The automatic design means that gear changes occur without driver intervention, which translates into smooth acceleration, stable engine RPM maintenance, and comfortable driving in both city and highway conditions. The applied design solutions are typical for classic Mercedes transmissions, which facilitates diagnostics, service, and integration with the vehicle's existing installation.

This type of automatic transmission is intended to work with factory drivetrain components, such as the driveshaft, mounts, oil cooling system, or selector control. This allows for installation in place of a worn or damaged transmission without the need for modifications to the body or subframe structure.

Benefits of using an automatic transmission in a Mercedes W124

Using this gearbox in a Mercedes W124 allows you to maintain the original character of the drivetrain and the predictable response to the accelerator pedal. Key advantages include:

• comfortable, smooth gear shifting across the full speed range,
• stable torque transfer to the drive wheels,
• consistent cooperation with the factory selector control system,
• the ability to maintain the original driving characteristics typical of a classic Mercedes.

For users who value the classic design and handling of the W124, using such a transmission allows for maintaining the factory feel of the drivetrain without the need to adapt non-factory solutions.

Condition, verification, and OEM selection

The item comes from the secondary market and is offered as a used automatic transmission. Such components are a popular choice for repairs of classic Mercedes vehicles because they allow for compliance with original specifications at reasonable service costs. Before purchasing, it is recommended to verify compatibility with the specific engine version and model year of the vehicle, preferably by comparing catalog data and the OEM number in the service documentation.

To minimize the risk of error, it is worth using the manufacturer's markings and vehicle data (model, engine version, production year). This allows you to select a transmission that will work with the existing controls, mounts, and accessories without the need for additional modifications.

Why consider a used gearbox

In the case of classic models such as the Mercedes W124, using a used automatic transmission is often the most rational service solution. It allows you to:

• reduce repair costs compared to purchasing a brand-new component,
• maintain compliance with the vehicle's original design,
• reduce vehicle downtime thanks to the availability of a ready-to-install element.

Additional information on selection, cost-effectiveness, and the real differences between new and used components can be found in the guide Why it is worth buying used gearboxes and engines – facts instead of myths, which practically discusses selection procedures by OEM numbers and repair cost ratios.

Expanding repairs within automatic transmissions

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 a torque converter, selector control elements, or additional transmission accessories, check the available parts in the Mercedes automatic transmissions category.