Mercedes R171 Seat Adjustment Memory Switch Block Right O/S Door A1718205810

Mercedes R171 Seat Adjustment Memory Switch Block Right O/S Door is an original component from the Switches, control elements and ignition locks group, designed for installation on the driver's side in right-hand drive versions. It allows for convenient control of seat settings and the use of the seat position memory function, maintaining the factory ergonomics and consistency of the Mercedes interior.

Specifications and technical data

• SKU: rhd-A1718205810
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718205810
• Substitutable numbers: A1718205810, A 171 820 58 10
• Location on the vehicle: Right
• Category: Switches & Controls

Function and application

The presented switch block is designed to operate the electric seat adjustment and memory function on the right side of the vehicle. The component is mounted in the door panel and works with the factory electrical installation, ensuring full integration with the comfort systems in the Mercedes.

This solution allows for:

• precise control of the driver's or passenger's seat position (depending on the vehicle version),
• use of programmed memory positions,
• maintaining the original functionality of the interior without the need for installation modifications.

Construction and integration with the vehicle's electrical system

The seat memory switch block is designed as a module integrated with the door panel, with a connector shaped to fit the factory wiring harness. The appropriate design ensures:

• stable seating in the door upholstery,
• secure electrical connection with comfort control modules,
• consistent appearance with other control elements in the cabin.

Thanks to this, the installation is orderly, and the component maintains operating parameters consistent with the manufacturer's specifications.

Condition, origin and benefits of choosing a used component

The offered switch block comes from the dismantling of a Mercedes vehicle, which means it is an original part designed specifically for this body model. A used component allows you to maintain factory visual and functional fitment while reducing repair costs compared to purchasing a new module.

The choice of original used components for Mercedes is discussed in more detail in our blog article on this topic – more information can be found in the material Used parts for Mercedes – original components from dismantling, which explains how to combine comfort, reliability, and reasonable service costs in practice.

Why it is worth choosing an original seat memory block

Using an original seat memory switch block in the right door brings a number of practical benefits:

• Factory electrical compatibility – the module works with the installation and comfort controllers without the need for adaptation.
• Visual consistency of the interior – maintaining the original look of the door panel and operating ergonomics.
• Savings while maintaining quality – a used OEM element allows you to reduce repair costs without giving up the seat memory function.
• The ability to restore full functionality of the seat adjustment on the right side after a failure of the previous switch.

If you are planning a comprehensive repair or upgrade of the seat and door control zone in your Mercedes and need other elements from the same group, such as window switches, mirror adjustment knobs, or lock control modules, check the available parts in the Switches, control elements and ignition locks Mercedes category.

Conscious choice of used parts

By choosing a used seat memory block, you support not only your service budget but also reduce the amount of automotive waste, aligning with the principles of the circular economy. You can read more about how the use of components from dismantling affects the environment and vehicle operating costs in the article Circular economy in your garage – how used parts support the environment and your wallet.

In summary, Mercedes R171 Seat Adjustment Memory Switch Block Right O/S Door is a practical solution for drivers who want to restore the full functionality of the comfort system while maintaining the original character of the interior and favorable repair costs.