Mercedes SLK R171 Door Lock Front Left N/S Latch Mechanism Actuator A1717202335

Left front door lock for Mercedes SLK R171 is an original locking mechanism with a built-in actuator, designed for the factory locking system in the R171 generation SLK model. This item from the locks and latches category ensures proper operation of the central locking system, secure door closing, and correct interaction with the vehicle's electronics.

Specifications and technical data

• SKU: rhd-A1717202335-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1717202335
• Substitutable numbers: A1717202335, A 171 720 23 35
• Location on the vehicle: Front, Left
• Category: Exterior Locks & Lock Hardware

Intended Use and Vehicle Placement

The presented lock is dedicated for installation on the left front door of the Mercedes SLK R171. The mechanism's construction is designed for specific mounting points and door geometry, allowing for precise fitting with the door panel, handle, and internal linkages.

Its placement on the vehicle is clearly defined, making this part the correct choice when replacing a damaged driver's side lock in right-hand drive versions.

Construction and Function of the Lock Mechanism

The mechanism combines a mechanical part and an electric actuator responsible for controlling the central locking system within a single housing. The lock works with the factory comfort system, responding to signals from the remote control, the lock cylinder, and internal buttons.

• precise locking and unlocking of the driver's door,
• interaction with the central locking system and the vehicle's electrical system,
• preservation of the original functionality of the security system.

Thanks to the use of original Mercedes construction, the lock maintains proper operating tolerances, which reduces the risk of play, incomplete door closure, or communication errors with control modules.

Characteristics of a Used Part

The offered door lock belongs to the group of original used parts. Such OEM components are valued for their factory fit, compatibility with the electrical system, and predictable performance. Compared to aftermarket alternatives, an original lock mechanism usually interacts better with the vehicle's comfort electronics and security systems.

A used left front door lock for the Mercedes SLK R171 is a solution that allows restoring the correct operation of the central locking and locking system at a reasonable repair cost, while maintaining manufacturer specifications.

Benefits of Using an Original Mercedes SLK R171 Door Lock

• Factory Fit – construction specifically designed for the left front door of the SLK R171, requiring no modifications.
• Electronic Compatibility – correct interaction with Mercedes comfort modules and the central locking system.
• Stable Mechanism Operation – maintaining proper closing and locking force for the door.
• Cost Savings on Repair – a used OEM part as an alternative to a new part while maintaining original specifications.

Selection and Additional Information

Before purchasing, it is advisable to compare the construction of your old lock with the presented part and verify compatibility with your vehicle's body version and equipment. If in doubt, catalog data and information on part numbers and interchangeable numbers available in the product's technical specifications may be helpful.

If you are looking for other Mercedes locks and latches for your car, check out our dedicated category: Mercedes locks and latches.

Considering whether to choose a new or used OEM part? You can find a practical comparison of costs and durability in the article: New or Used? A Comparison of Costs and Quality of Car Parts.