Ford Fiesta Mk5 Door Window Regulator Panel Motor Front Left N/S 2S51-B045H17-A

Ford Fiesta Mk5 Door Window Regulator Panel Motor Front Left N/S is an original component from the Window regulators and motors group, designed for installation in the front left door. It is a practical solution for workshops and users who want to restore smooth window operation while maintaining the factory door structure.

Specifications and technical data

• SKU: 2S51-B045H17-A
• Mark: Ford
• Condition: Used
• OEM Part Number: 2S51-B045H17-A
• Substitutable numbers: 2S51-B045H17-A, 2S51B045H17A, 1546739, 2S51-B045H17-AS, 2S51B045H17AS
• Location on the vehicle: Front, Left
• Part type: Window Regulator
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented window regulator panel with motor is designed specifically for installation in the front left door of the Ford Fiesta Mk5. It is responsible for stable window guidance as well as smooth raising and lowering, working in conjunction with the vehicle's factory electric controls.

By integrating the mechanism with the motor into a single assembly, this component facilitates service and reduces replacement time, which is particularly important for professional workshops and DIY repairs.

Construction of the window regulator panel assembly

The panel serves as a load-bearing base for the window lifting mechanism and the electric motor. The construction is matched to the geometry of the Ford Fiesta Mk5 door, ensuring proper window positioning in the guides and correct mounting points to the door shell.

The factory architecture of the assembly allows for:

• maintaining the correct vertical window operating geometry,
• reducing stress on the mechanism during frequent use,
• consistent cooperation with the vehicle's factory electrical installation.

Benefits of using an original used component

The original Ford window regulator panel with motor ensures compatibility with factory mounting points and operating parameters. A used component of this type is an attractive cost-effective alternative to new replacements, while maintaining the design intended by the vehicle manufacturer.

In practice, this means:

• easier installation without the need for modifications,
• consistent operation with factory window switches,
• reduced risk of issues with fitting the mechanism to the door.

Selection by part numbers and installation compatibility

The component should be selected primarily by the OEM part number and interchangeable numbers, which allows for verifying compatibility with a specific version of the Ford Fiesta Mk5. Proper matching based on technical markings minimizes the risk of purchasing an incompatible panel and speeds up the repair process.

If you have doubts when selecting parts according to manufacturer markings, it is worth using expert tips on component identification. A detailed discussion of the principles of selection by OEM numbers and practical examples can be found in the article: Why it is worth buying used gearboxes and engines – facts instead of myths, which also covers issues of verifying markings and optimizing repair costs.

Safe purchase of a used window regulator panel

When purchasing a used window regulator panel with motor, it is worth paying attention to the compatibility of the vehicle placement, body type, and model year. It is also crucial to check whether the construction corresponds to the equipment version of the specific Ford Fiesta Mk5 unit.

If you want to organize the part selection process and learn practical rules for verifying components before buying online, the following guide will be helpful: Safe purchase of used car parts online – a step-by-step guide, which describes, among other things, selection by numbers, communication with the seller, and examples of applications in various categories.

If you are planning a comprehensive repair or upgrade of the door and window area in your Ford and need other elements from the same group, such as electric lifting mechanisms, control motors, or complete mounting panels, check the available parts in the Ford Window regulators and motors category.