Mercedes R172 SLK350 CLS550 Keyless Go Entry Control Module A172 9007800 OEM

Mercedes-Benz R172 SLK / CLS550 Keyless Go Entry Control Module A1729007800 OEM

Item Description
Genuine OEM Mercedes-Benz KEYLESS-GO Entry Control Module designed for vehicles equipped with the Mercedes-Benz KEYLESS-GO system. This module allows keyless door locking/unlocking and push-button engine start, enabling the driver to access and start the vehicle without inserting the key.

The module communicates with the vehicle’s electronic control units, door handle sensors, and key fob to detect authorization and control the KEYLESS-GO convenience system. It ensures smooth and reliable operation of the factory keyless entry and start functions.

Manufactured to Mercedes-Benz factory specifications, this module provides reliable performance and direct replacement installation.

Part Details

• Part Name: KEYLESS-GO Entry Control Module
• OEM Part Number: A1729007800
• Manufacturer Part Number: 1729007800
• System: Keyless Entry / Push Button Start (KEYLESS-GO)
• Condition: Genuine OEM Mercedes-Benz Part
• Fitment Type: Direct Replacement

Compatible Vehicles

This module may fit the following Mercedes-Benz models:

• SLK-Class R172 – SLK250 / SLK300 / SLK350 / SLK55 AMG (2012–2016)
• CLS-Class W218 – CLS400 / CLS550 / CLS63 AMG (2012–2018)

Compatibility may vary depending on vehicle equipment and KEYLESS-GO option. Please verify the part number before purchasing.

Package Includes

• 1 × KEYLESS-GO Entry Control Module

Important Note

Please verify the OEM part number (A1729007800) and match it with your original module before purchasing to ensure compatibility.
Electronic modules may require coding or programming after installation.