Mercedes W203 W204 A209 M272.940 Automatic Gearbox 722.999 1712707800 WARRANTY

Listing details

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

Mercedes W203 W204 A209 M272.940 Automatic Gearbox 722.999 is an original, used automatic transmission from the Automatic gearboxes family, designed for Mercedes vehicles with petrol engines. The construction of this gearbox has been engineered for smooth gear shifting, high durability, and the driving comfort typical of the Mercedes brand.

Specifications and technical data

• SKU: A1712708700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1712708700
• Substitutable numbers: A1712708700, A 171 270 87 00, 1712707800, 171 270 78 00, A1712707800, A 171 270 78 00
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and technical specifications

The presented automatic transmission is dedicated to Mercedes C-Class and E-Class models of the W203, W204, and W211 generations with petrol engines. The use of an automatic transmission in these vehicles ensures stable torque transfer, optimized for daily use, city driving, and highway travel.

The automatic design of the transmission works with the vehicle's control system, allowing for precise gear selection depending on load, speed, and driving style. As a result, the driver receives a predictable drivetrain response, reduced jerking, and comfortable operation of the powertrain across the entire rev range.

Benefits of using an original automatic transmission

Using an original transmission from the Automatic gearboxes family in a Mercedes allows you to maintain the factory performance characteristics of the drivetrain. Proper tuning of the gear ratios with the petrol unit translates into:

• consistent operation with the vehicle's factory control software,
• appropriate dynamics during acceleration and overtaking,
• reduced stress on drivetrain components,
• comfortable, predictable gear shifting across the full speed range.

For the user, this means preserving the driving character typical of a Mercedes – calm, smooth, and well-controlled, without the need for additional mechanical or software modifications.

Condition, verification, and vehicle compatibility

The transmission comes from the secondary market and is offered as a used component, which allows for economical vehicle repair while maintaining the manufacturer's original design. This type of solution is particularly beneficial for cars used on a daily basis, where reasonable service costs are important while maintaining appropriate component quality.

Before selecting a transmission for a specific vehicle, it is recommended to verify compatibility with your Mercedes C-Class or E-Class model and the type of engine. It is crucial to match the gearbox to the petrol version and the drivetrain configuration to avoid issues with installation and subsequent operation.

Operating an automatic transmission in a Mercedes

A properly selected and installed automatic transmission in a Mercedes W203, W204, or W211 ensures stable drivetrain operation for a long time, provided that appropriate service procedures are followed. Regular inspection of transmission fluid levels, system tightness, and proper venting after installation affect the longevity of the transmission and reduce the risk of malfunction.

A properly serviced automatic transmission combined with a petrol engine ensures comfortable driving in city traffic, smooth starting, and stable behavior at higher speeds, which is particularly important in mid-size and premium cars such as the Mercedes C-Class and E-Class.

Mercedes automatic gearboxes – expansion and component selection

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 transmission housings, control elements, or additional mounting components, check the available parts in the Mercedes automatic gearboxes category.

More about choosing a used gearbox

When making a decision about replacing a transmission, it is worth knowing the differences between purchasing an original used gearbox and refurbishing an existing unit. Additional information on typical symptoms of damage, repair costs, and arguments in favor of choosing original components can be found in the article Manual gearbox failures in cars – why is an original used part a more sensible choice than refurbishment?.