Range Rover L322 Front Door Lock Latch Catch Mechanism Left N/S 3H42-21813-AB

The Range Rover L322 Front Left Door Lock is an original part from the Locks and Latches group, designed for installation in the front left door. It ensures proper cooperation with the factory door opening, locking, and securing mechanism, maintaining original safety and comfort standards. This is the solution for users who want to restore full door functionality without compromising on fit and quality.

Specifications and technical data

• SKU: 3H42-21813-AB
• Mark: Range Rover
• Condition: Used
• OEM Part Number: 3H42-21813-AB
• Substitutable numbers: LR012791, 3H42-21813-AB, 3H4221813AB
• Location on the vehicle: Front, Left
• Category: Exterior Locks & Lock Hardware

Door Lock Purpose and Function

The presented lock is dedicated for installation in the front left door of the Range Rover L322, guaranteeing correct positioning relative to the handle, window, and seals. The component is responsible for the mechanical locking of the door leaf, cooperation with the lock cylinder or central locking system, and securely holding the door in the closed position while driving.

Thanks to its design conforming to Range Rover factory standards, the lock maintains the correct geometry of rods and levers, which translates to predictable operation of the interior and exterior door handles. Proper fit minimizes the risk of play, rattling, or closing issues, which is particularly important in the heavy, substantial doors of the L322 models.

Benefits of Using an Original Lock

Using an original door lock in the Range Rover L322 helps maintain consistency with the vehicle's factory security system. The component's design is tailored to the specific body geometry, facilitating installation and subsequent adjustment. In practice, this means:

• secure door locking with every close,
• stable cooperation with the central locking system and the vehicle's electrical system (if configured that way),
• maintaining the correct door position relative to the body when closed.

For the user, this translates to convenient door operation, reduced unwanted noises, and proper functioning of safety systems that require correctly closed doors (e.g., driving locks).

Installation and Operational Characteristics

The lock is designed for installation in the front - left side of the vehicle, eliminating the need for modifications or adaptations. The design anticipates cooperation with factory mounting points in the door, allowing the replacement process to be carried out in an organized manner, following the original installation path.

As a part from the Locks and Latches category, the lock operates in demanding conditions – it is exposed to temperature changes, moisture, and mechanical loads resulting from frequent opening and closing of the doors. The proper design and material selection in the original Range Rover solution promote stable operation over a longer service life, provided correct installation and periodic inspection of the door's condition.

Application in Range Rover L322 Service and Repairs

Replacing the door lock in a Range Rover L322 is recommended when problems arise with closing, locking, or unlocking the doors from the inside or outside. Using an original used part can be a rational choice for professional workshops and brand-specific service centers where compliance with factory specifications and the ability to maintain the vehicle's original functionality are crucial.

For vehicle owners, it is important that using a dedicated lock reduces the risk of fitment issues, which often occur with universal or non-model-specific parts. This solution allows for restoring door functionality while maintaining consistency with other components of the locking system.

If you are planning a comprehensive repair or upgrade of the door area in your Range Rover and need other parts from the same group, such as latch mechanisms, lock cylinders, or strikers, check the available parts in the Range Rover Locks and Latches category.

Preparing the Vehicle for Operation in Variable Conditions

A functional door lock is important not only for comfort but also for protecting the interior from moisture and cold, especially during the autumn and winter seasons. Leaky or improperly closing doors can accelerate wear on upholstery and electrical components within the door. Therefore, it is worth considering checking the condition of the locks as part of a broader inspection when preparing the car for harsher weather conditions – practical tips on this can be found in the article Winter Essentials: Which Used Car Parts Are Worth Checking and Replacing Before the Frost?.