Ford Transit Connect Door Window Frame Front Left N/S Guide Trim DT11-V21979-AC

Ford Transit Connect Door Window Frame Front Left N/S Guide Trim is a precision component from the Window seals and trims group, responsible for the stable guidance of the glass in the front left door. A properly selected guide reduces play, minimizes wind noise, and supports the correct operation of the window lifting mechanism, which translates into comfort during daily use.

Specifications and technical data

• SKU: KT1B-V21979-AA-1
• Mark: Ford
• Condition: Used
• OEM Part Number: KT1B-V21979-AA
• Substitutable numbers: KT1B-V21979-AA, KT1BV21979AA, 2243326, DT11-V21979-AC, DT11V21979AC
• Location on the vehicle: Front, Left
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Purpose and function in the vehicle

The guide trim has been designed specifically for installation in the front left part of the Ford Transit Connect body, in the driver's door area. It is responsible for keeping the glass in the correct position while it is being raised and lowered, ensuring smooth movement in the guide and proper sealing of the edges.

Thanks to its appropriate profile and fit to the door structure, this element helps to reduce glass vibration, minimize the risk of it tilting, and supports the maintenance of a seal between the glass and the perimeter seals.

Advantages of using an original guide trim

Using an original component from the Ford family ensures:

• precise fit to the geometry of the door and glass,
• stable glass guidance throughout the entire range of the mechanism's operation,
• reduction of unwanted noises, such as rattling or knocking when closing the door,
• better cooperation with existing window seals and trims.

This solution is particularly recommended when replacing a damaged or worn-out guide, especially when problems arise with the smoothness of the window movement or its proper sealing.

Characteristics of the used part

The presented window guide trim is a used part, sourced from dismantling, which allows for a favorable cost-to-quality ratio while maintaining the original construction. This type of component is a good choice when you want to maintain the factory fit of door elements without having to resort to replacements with uncertain fitment.

A used element from the Window seals and trims group will work well both for routine repairs and for stage-by-stage door renovation, when you are replacing individual components of the window system.

Compatibility and reference numbers

The window guide trim has a dedicated OEM part number and associated interchangeable numbers, which facilitates verification of compatibility with a specific version of the Ford Transit Connect. Before purchasing, it is worth comparing the markings with the element currently installed in the vehicle or with the manufacturer's specifications to ensure that the selected component will properly cooperate with the window lifting mechanism and the door structure.

Expansion and modernization of the Ford window zone

If you are planning a comprehensive repair or modernization of the window zone in your Ford and need other elements from the same group, such as additional frames, guides, or window seals, check the available parts in the Ford window seals and trims category.

More about practical interior tuning

If you are simultaneously thinking about improving cabin ergonomics, changing seats or the steering wheel, and want to better plan work on the vehicle's interior, it is worth checking out the guide Car interior tuning with Global Parts, which discusses the use of used equipment elements in conscious, functional tuning.