Description
Ford Transit Custom Mk1 Rear Left Sliding Door Guide is a component from the longitudinal body frame parts and brackets group, designed for operation in the rear driver’s side zone. Designed as part of the original Ford construction, it ensures stable guidance of the sliding door and proper cooperation with the factory running mechanism.
Specifications and technical data
- SKU: BK21-V25005-AG
- Mark: Ford
- Condition: Used
- OEM Part Number: BK21-V25005-AG
- Substitutable numbers: 2037611, BK21-V25005-AH, BK21V25005AH, BK21-V25005-AG, BK21V25005AG
- Location on the vehicle: Rear, Left
- Part type: Frame Rail
- Category: Frame Rails & Subframes
Purpose and Function in the Body
The Transit Custom Mk1 Rear Left Sliding Door Guide is responsible for the controlled guidance of the door leaf in the rear section of the body. Located at the rear on the left side, it cooperates with the door rollers and carriages, stabilizing their movement in the horizontal plane.
The element belongs to the category of longitudinal body frame parts and brackets, meaning it participates in transferring loads from the door’s operation to the vehicle’s side structure. A properly selected guide limits play, reduces the risk of jamming, and helps maintain the correct door alignment geometry relative to the sill and pillars.
Benefits of Using an Original Ford Part
Choosing a component from the Ford OE line translates to:
- Factory Fit to the Body – compliance with dimensions and mounting points characteristic of the Transit Custom Mk1.
- Proper Cooperation with the Sliding Door Mechanism – maintaining the door movement characteristics intended by the manufacturer.
- Stable Door Leaf Guidance – reducing unwanted vibrations and improving the comfort of using the cargo area.
By maintaining the original guide geometry, it is possible to ensure even seal pressure and consistent door closing, which is important for both the sealing and ergonomics of daily operation of a commercial vehicle.
Vehicle Placement and Installation Aspects
The element is intended for installation at the rear left side of the body, in the sliding door operating area. Proper installation of the guide requires maintaining alignment with other door guiding points and checking operating clearances after installation.
When replacing, it is recommended to:
- Verify the condition of the door rollers and carriages – worn rolling elements can accelerate guide degradation.
- Check the body mounting points – any deformation of the side structure can affect the smooth operation of the door.
- Adjust the door position after installation – set gaps and seal contact according to service guidelines.
Characteristics as a Used Part
As a used part, the Transit Custom Mk1 sliding door guide offers an economical solution for repairing the door system while maintaining the original Ford construction. It is a practical choice for vehicles intensively used in local transport, courier, or service operations, where functionality and compliance with the factory design are important.
Related Categories and Technical Materials
If you need other elements from the Longitudinal Body Frame Parts and Brackets Ford category, check product availability in the Longitudinal Body Frame Parts and Brackets Ford section to select structural components consistent with the vehicle’s factory architecture.
For a broader context on the development of premium car designs and the selection of spare parts, you can read the blog article Evolution of the Mercedes S-Class: from W140 to W222 – Innovations, Model Differences, and Mercedes Auto Parts Over the Years, which discusses changes in body and component design across generations.
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