Seat Leon Mk3 Cupra Rear Tail Light Lamp LED Inner Left N/S 5F0945307K

Seat Leon Mk3 Rear Tail Light Lamp LED Inner Left N/S is an original component from the Rear lights and brake lights group, designed for installation in the rear part of the vehicle on the left side. Thanks to LED technology, it provides a clear, modern light signature and a legible brake signal, improving both the safety and aesthetics of the car.

Specifications and technical data

• SKU: RHD-5F0945307P-1
• Mark: Seat
• Condition: Used
• OEM Part Number: 5F0945307P
• Substitutable numbers: 5F0945307P, 5F0 945 307 P, 5F0945307K, 5F0 945 307 K
• Location on the vehicle: Rear, Left
• Part type: Rear Light Assembly
• Category: Rear Light Assemblies

Purpose and fitment

The presented LED tail light is dedicated to the Seat Leon Mk3 model and is mounted on the tailgate on the left side. The inner positioning means it works in conjunction with the outer lamp module, creating a cohesive rear lighting system. The OEM design guarantees a proper fit to the bodywork, correct alignment with the tailgate, and compatibility with the vehicle's factory electrical installation.

Construction and LED technology

The lamp uses LED diodes as a light source, which results in fast brake light activation, good visibility of signals for drivers behind, and reduced electrical energy consumption. The optics and distribution of light points are in accordance with the factory Seat specification, ensuring the original light line characteristic of the Leon Mk3 is maintained.

The lamp housing is designed for operation in the rear part of the vehicle, taking into account exposure to temperature changes and humidity. Proper sealing and the design of the electrical connector allow for stable operation under typical operating conditions.

Function in the Rear lights and brake lights system

As an element of the Rear lights and brake lights category, this lamp is responsible for:

• generating the rear position light on the left side (inner part of the system),
• co-creating the brake signal together with the other tail lamps,
• maintaining proper vehicle visibility in road traffic.

A properly functioning LED tail light is important both from a safety perspective and for compliance with homologation regulations. Replacing a damaged or faulty element with an original Seat component allows for the restoration of the full functionality of the lighting system.

Installation characteristics and condition

The lamp is designed for installation in the rear part of the vehicle on the left side, using factory mounting points and the original electrical installation connector. Thanks to this, the replacement process is predictable and does not require modifications to the wiring or bodywork, provided the car is equipped for LED lamps in this location.

The item is offered as a used OEM component, which means it comes from vehicle dismantling and retains its factory construction and geometry. This solution allows for an economical repair while maintaining the original lighting parameters.

Why choose an original Seat tail light

Choosing an original LED tail light for the Seat Leon Mk3 ensures:

• a consistent look of the rear bodywork with other lighting elements,
• compatibility with factory light control and vehicle diagnostics,
• retention of the manufacturer-intended lighting characteristics and light intensity,
• easier installation thanks to the fitment to original mounting points.

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

For drivers interested in a broader look at technical solutions used in modern drive systems and related components, an article describing various AWD systems may be helpful – you can find more information in the material xDrive, 4Matic, quattro or 4Motion – a comparison of AWD drives.