Ford Transit Custom Rear Left N/S Door Hinge Lock Striker Latch BK21V44163AC

Ford Transit Custom Rear Left N/S Door Hinge Lock Striker Latch is an original component from the Internal locks and strikers group, designed for the rear left body section. The precise design of the striker ensures secure closing of the door leaf, stable lock guidance, and correct interaction with the factory locking mechanism in the Ford Transit Custom.

Specifications and technical data

• SKU: BK21V44163AC
• Mark: Ford
• Condition: Used
• OEM Part Number: BK21V44163AC
• Substitutable numbers: BK21V44163AC, BK21 V44163 AC, BK21-V44163-AC
• Location on the vehicle: Rear, Left
• Category: Interior Locks & Lock Hardware

Purpose and function of the striker

The presented striker is dedicated to installation in the rear left part of the vehicle, where it is responsible for stable door locking and maintaining them in the correct position relative to the body. A properly selected striker minimizes play on the hinges, reduces unwanted vibrations of the door leaf, and supports the tightness of the rear bodywork, which is important for both acoustic comfort and the protection of transported cargo.

The component works with the factory door lock, creating a coherent locking system. Thanks to this, the closing mechanism maintains the correct geometry, and the force required to close the door remains predictable and repeatable.

Construction and functional features

The striker has been designed as a part structurally matched to the Ford body, with a properly shaped working surface that interacts with the lock tongue. Precise door guidance reduces the risk of door misalignment, which in the long run reduces wear on the lock itself and the seals.

As an element from the Internal locks and strikers category, the striker is an important link in the entire security system of the rear part of the vehicle. A properly functioning striker contributes to:

• secure locking of the door after closing,
• maintaining the correct gap line between the door and the body,
• reduction of knocks and play while driving,
• stable cooperation with the factory lock and opening mechanism.

Benefits of using an original Ford component

Using an original Ford striker in the rear left part of the body allows you to maintain the factory operating parameters of the lock. Precise fit to the door structure facilitates installation and reduces the risk of needing additional adjustments. This is particularly important in commercial vehicles, where the rear doors are heavily used and exposed to frequent opening and closing.

A used component of this class is a good solution in a situation where the existing striker has suffered mechanical wear, deformation, or corrosion. Replacing it with a functional component restores correct locking, which translates into greater security for the cargo space and a reduction in unwanted noises while driving.

Installation and vehicle fitment

The striker is intended for a specific location on the vehicle, which facilitates the identification of the correct mounting point and shortens service time. The design of the component is prepared to work with factory mounting holes and the original door lock, so that after proper tightening, it is possible to precisely adjust the position of the door relative to the body.

When replacing, it is recommended to check the condition of the hinges, seals, and the lock itself to fully utilize the potential of the newly installed striker and avoid secondary play resulting from other worn components within the rear left door zone.

Expansion of the lock system in a Ford

If you are planning a comprehensive repair or modernization of the door zone in your Ford and need other elements from the same group, such as additional strikers, catches, or internal lock mechanisms, check the available parts in the Ford internal locks and strikers category.

If you want to better understand when it is worth reaching for components from the secondary market and how to assess their technical condition in the context of vehicle operation, the following guide may be helpful: When is it worth replacing an alternator with a used one: a practical guide for drivers, which discusses practical criteria for selecting used parts.