MERCEDES-BENZ A-CLASS (W177) 19-22 Headlight Left Side - A1779063705

Mercedes-Benz A-Class W177 / V177 Left-Side LED Headlight Assembly

Part Number: A1779063705

OEM-specification LED headlamp assembly designed for the left-hand side of compatible Mercedes-Benz A-Class W177 hatchback and V177 sedan models.

Manufactured to factory-style dimensions for accurate mounting, correct panel alignment and a clean beam pattern. Ideal for replacing a collision-damaged headlight, cracked or faded lens, broken mounting points, moisture-damaged housing or failed internal components.

Sold individually — left side only.

Product Details

Vehicle position: Left-hand side Part number: A1779063705 Headlight type: Full LED Fitment type: Direct replacement Application: Factory LED-equipped vehicles only

On South African right-hand-drive vehicles, the left-hand side is the passenger side.

The part number A1779063705 is listed as a left-side Full LED headlight for the W177 A-Class.

Key Features

OEM-style fitment: Designed to match the original mounting points, body lines and panel gaps. Factory-style optics: Provides a controlled beam pattern and clean beam cut-off. Full LED design: Delivers crisp illumination with efficient power consumption. UV-resistant lens: Durable polycarbonate lens with a protective coating to help resist hazing and yellowing. Module-ready: Designed to accept compatible original LED drivers, control modules and rear covers. Direct replacement: Suitable for replacing a damaged matching LED headlamp without converting the vehicle’s lighting system.

Vehicle Compatibility

Suitable for selected:

Mercedes-Benz A-Class W177 Hatchback — 2019 onwards Mercedes-Benz A-Class V177 Sedan — 2019 onwards

For vehicles originally equipped with the matching factory LED headlight system.

Not Suitable For

Halogen-equipped vehicles MULTIBEAM LED headlights DIGITAL LIGHT headlights Vehicles with different connectors, brackets or lighting specifications Halogen-to-LED conversions

Fitment may vary according to model year, trim level, market specification and factory lighting package.

Always confirm compatibility using the VIN, original headlight number and a visual comparison before ordering.

Package Includes

✅ 1 × Left-side Full LED headlight assembly
✅ Part number: A1779063705

Not Included

❌ LED drivers or control units
❌ DRL or indicator modules
❌ Levelling modules
❌ Rear covers or dust caps
❌ Wiring harnesses
❌ Additional seals or electronic components

Unless specifically stated otherwise, the original compatible modules and covers must be transferred from the existing headlight.

Installation Notes

Professional installation is recommended.

Disconnect the vehicle battery before installation. Transfer all compatible original modules, electronics and covers. Inspect connectors and wiring pins for moisture or corrosion. Check the ventilation points, seals and rear caps before fitting. Replace damaged or perished seals to reduce the risk of condensation. Set and test the headlight aim after installation. Coding or programming may be required when replacing control modules.

Mercedes-compatible diagnostic equipment, such as Xentry, may be required for module configuration or variant coding.

Important Fitment Notice

This headlight is side-specific and intended as a like-for-like replacement for a vehicle originally fitted with the matching Full LED headlamp.

Please provide the vehicle VIN and confirm that A1779063705 matches the number on the original headlight before purchase.