Seat Leon Mk3 5F Lock Cylinder Door Barrel Front Driver's Side O/S 5F4837168B

Seat Leon Mk3 5F Lock Cylinder Door Barrel Front Driver's Side O/S is an original component from the Locks and latches group, designed for installation in the front body area on the driver's side. It is a practical solution for users who want to restore proper mechanical door locking and maintain consistency with the factory security system in their Seat.

Specifications and technical data

• SKU: RHD-5F4837167B
• Mark: Seat
• Condition: Used
• OEM Part Number: 5F4837167B
• Substitutable numbers: 5F4837167B, 5F4 837 167 B, 5F4837168B, 5F4 837 168 B
• Location on the vehicle: Front
• Part type: Door Lock
• Category: Exterior Locks & Lock Hardware

Purpose and function of the driver's door lock

The presented lock cylinder is dedicated to the front door on the driver's side in the third-generation Seat Leon model. It is responsible for mechanical locking and unlocking of the door using a key, working in conjunction with the factory door mechanism and the vehicle's central locking system. Thanks to its precise fit to the door structure, it ensures stable mounting and repeatable operation in daily use.

The part comes from dismantling, which allows for maintaining the original geometry and fit with the door panel and other lock components. This is particularly important for repairs following mechanical damage, attempted break-ins, or wear and tear of the factory cylinder.

Construction and fitment to the body

The lock cylinder has been designed for installation in the front part of the vehicle, in the driver's door, while maintaining factory mounting points. The construction works with the original locking mechanism and door rods, which facilitates installation and reduces the need for additional modifications.

By using a component from the same model line, the user gains:

• consistency with the factory vehicle locking system,
• correct positioning of the cylinder relative to the exterior handle,
• stable operation of the mechanism under typical operating conditions.

Service application and benefits of installation

Replacing the lock cylinder in the driver's door is recommended in situations where there are problems with turning the key, the mechanism jamming, or visible damage after external interference. Using an original part from dismantling allows for maintaining the factory security standard while optimizing repair costs.

The main advantages of using this cylinder include:

• compatibility with the door structure of the Leon Mk3 model,
• the ability to restore full functionality of mechanical locking,
• preservation of the original character of the Locks and latches system in the vehicle.

Condition of the item and installation aspects

The product is offered as a used part, which means it comes from an operated vehicle but has been designated for re-installation after dismantling. This type of solution is often chosen by professional workshops and informed users who are looking for original components at a reasonable price while maintaining an appropriate level of quality.

During installation, it is recommended to pay attention to the correct seating of the cylinder in the door, proper connection to the locking mechanism, and checking the operation of the key after installation is complete. A correctly installed lock ensures smooth locking and unlocking of the driver's door and comfortable daily use of the vehicle.

Expansion of the lock system in the Seat

If you are planning a comprehensive repair or upgrade of the door area in your Seat and need other elements from the same group, such as cylinders, latches, or lock mechanisms, check the available parts in the Seat Locks and latches category.