Land Rover Discovery L318 Rear Lamp Bulb Holder Mount Left Right N/O/S XFM100310

Land Rover Discovery L318 Rear Lamp Bulb Holder Mount Left Right is an original component from the Rear lights and brake lights group, designed for installation in the rear of the vehicle. The holder ensures stable bulb seating and a secure connection to the electrical system, which translates into safe and clear signaling of maneuvers on the road.

Specifications and technical data

• SKU: XFM100310
• Mark: Land Rover
• Condition: Used
• OEM Part Number: XFM100310
• Substitutable numbers: XFM100310, 1H2Z13N004UA, 1H2Z-13N004-UA
• Location on the vehicle: Rear, Right, Left
• Part type: Rear Light Assembly
• Category: Rear Light Assemblies

Purpose and function of the holder

The rear lamp bulb holder in the Discovery L318 model is responsible for the proper operation of the position lights, brake lights, and turn signals in the rear of the body. This component is matched to the lamp design, ensuring that the bulbs are positioned at the correct angle and the light beam remains uniform and clearly visible to other road users.

The placement on the vehicle covers the rear section on both the left and right sides, allowing the same holder to be used on both sides of the vehicle. This solution facilitates maintenance and reduces the number of different components needed for lighting repairs.

Construction and installation fit

The offered holder has been designed as a component compatible with the factory electrical system of the Land Rover. The connectors are prepared to work with the original wiring harness, which promotes stable electrical contact and reduces the risk of flickering or light failure while driving.

Precise fitment to the rear lamp housing facilitates installation and removal, and also helps maintain proper sealing of the entire assembly. As a result, the holder supports the protection of contacts against moisture and contaminants, which is important for long-term, reliable lighting performance.

Benefits of using an original holder

Using an original holder in the Discovery L318 allows for maintaining consistency of electrical and mechanical parameters with the manufacturer's specifications. This is especially important for components responsible for signaling, where light intensity stability and operational reliability are crucial for safety.

The main advantages include:

• secure mounting of bulbs in the rear lamp,
• compatibility with the factory electrical harness,
• maintenance of proper light distribution in the lamp,
• reduction of the risk of lighting errors on the dashboard.

Condition and service application

The item comes from dismantling and is intended for service applications in Land Rover Discovery L318 vehicles where the factory holder has been damaged or worn out. Replacing this component is often sufficient to restore the proper operation of the rear lamp without the need to purchase the entire lighting assembly.

Before installation, it is recommended to perform a standard inspection of the electrical system and the condition of the bulb sockets to ensure a proper connection and avoid re-overheating or oxidation of the contacts.

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Land Rover and need other elements from the same group, such as lenses, lamp modules, or additional holders, check the available parts in the Land Rover rear lights and brake lights category.

If you are also considering work on the fuel supply system and want to optimize service costs, an article describing the selection of used components for this system may be helpful – you can find it here: Fuel dosing problems – how to safely choose a used injection pump and fuel rails.