Ford Transit TTG Rear Door Trunk Lock Mechanism Left N/S BK31V431A03AE

Ford Transit TTG Rear Door Trunk Lock Mechanism Left N/S is an original mechanism from the Locks and latches group, designed for installation in the rear left section of the vehicle body. The component ensures secure locking of the trunk door, stable operation of the tailgate, and proper closing, which translates into safe vehicle operation in daily use.

Specifications and technical data

• SKU: BK31V431A03AE
• Mark: Ford
• Condition: Used
• OEM Part Number: BK31V431A03AE
• Substitutable numbers: BK31V431A03AE, BK31 V431A03 AE, BK31-V431A03-AE
• Location on the vehicle: Rear, Left
• Category: Exterior Locks & Lock Hardware

Purpose and function of the mechanism

The presented lock mechanism has been designed specifically for the rear left part of the trunk door, allowing it to work with the body structure and hinges in the manner intended by the manufacturer. It is responsible for:

• mechanical locking of the tailgate in the closed position,
• stable guidance of the door during closing,
• proper maintenance of the gap between the tailgate and the body.

Such a fit reduces the risk of play, rattling, and leaks, which is important for both driving comfort and the protection of the cargo area.

Construction and fit for Ford

The tailgate lock mechanism has been constructed as a component dedicated to Ford vehicles, which ensures the correct geometry of the mounts and compatibility with the factory opening and closing system. The design provides for cooperation with the original rods, handle, and other elements of the rear body locking system.

Thanks to its factory origin, the following are maintained:

• appropriate mounting points in the rear left part of the vehicle,
• the correct operating range of the lock tongue and latches,
• consistency with factory tailgate settings.

Condition and performance characteristics

The offered mechanism comes from the group of used original parts, which allows for maintaining factory fitment at a more favorable cost compared to a new part. This type of solution is particularly practical for post-accident repairs, replacing a worn-out lock, or restoring full functionality of the tailgate after operational damage.

Selecting the correct lock for a specific body version and mounting side (rear, left) minimizes the need for modifications and speeds up the service process, which is important for both workshops and individual users.

Benefits of using an original tailgate lock

Using a dedicated tailgate lock mechanism in a Ford Transit translates into a number of practical benefits:

• Factory fit – maintaining the original geometry and cooperation with the body without the need for modifications.
• Stable tailgate closing – reducing the risk of incomplete closing, door bouncing, or the formation of play in the rear part of the vehicle.
• Consistency with other locks – uniform operation of the entire locking system, which facilitates adjustment and diagnostics.

An element selected in this way allows for restoring the full functionality of the tailgate, which is especially important in commercial vehicles intensively used in the transport of goods.

If you are planning a comprehensive repair or modernization of the rear body closing zone in your Ford and need other elements from the same group, such as latches, cylinders, or door mechanisms, check the available parts in the Ford Locks and latches category.

For drivers interested in a broader approach to vehicle modernization and the conscious selection of used components, guide materials may be useful, such as the article Second-hand Mini John Cooper Works Pro sports exhaust – a legal way to get a racing sound and +7 HP, which discusses the practical aspects of choosing and installing second-hand parts.