HomeElectrical, Lighting and Body > Lighting - ExteriorDepo 340-1120L-AC Headlight Assembly - Left
Part #: 340-1120L-AC

Depo 340-1120L-AC Headlight Assembly - Left

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⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, ML320, ML350, ML500, and ML63 AMG
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Headlight Assembly for Mercedes-Benz ML Models

The Depo 340-1120L-AC headlight assembly is designed specifically for select Mercedes-Benz ML series vehicles. This replacement headlight ensures proper fit and function for models including the ML63 AMG, ML320, ML350, and ML500.

  • Direct replacement headlight assembly for left side (driver side)
  • Compatible with Mercedes-Benz ML63 AMG, ML320, ML350, and ML500
  • Manufactured by Depo for consistent quality and durability
  • Part number 340-1120L-AC ensures exact fitment
  • Meets OEM specifications for lighting performance and safety

Product Details and Compatibility

This headlight assembly from Depo is engineered to match the original equipment specifications for Mercedes-Benz ML series vehicles. The part number 340-1120L-AC corresponds to the left side headlight designed to fit the ML63 AMG, ML320, ML350, and ML500 models. It provides the necessary lighting output and beam pattern to maintain safe driving conditions and vehicle aesthetics. The assembly is built to integrate seamlessly with the vehicle’s existing electrical and mounting systems.

Common Applications and Problem Resolution

  • Replacement for damaged or cracked headlight lenses
  • Restores proper illumination for night driving and visibility
  • Fixes issues with moisture or fogging inside the headlight unit
  • Addresses electrical failures related to the headlight assembly
  • Improves vehicle appearance by replacing faded or yellowed headlights

Installation Notes and Tips

Installation of the Depo 340-1120L-AC headlight assembly should be performed by a qualified technician or experienced DIYer familiar with Mercedes-Benz ML series vehicles. Ensure the vehicle is powered off and the battery is disconnected before beginning installation. Align the assembly carefully to avoid damage to mounting points and connectors. Verify all electrical connections are secure and test the headlight function before completing the installation.

Quality Assurance and Warranty

Depo manufactures this headlight assembly to meet industry standards for fit and function. While specific warranty details are not provided, Depo products typically come with a limited warranty against manufacturing defects. It is recommended to verify warranty coverage with the point of purchase or manufacturer documentation.

This part fits 6 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2007Mercedes-BenzML320CDILeftOEM: 164820456165
2007Mercedes-BenzML350BaseLeftOEM: 164820456165
2007Mercedes-BenzML500BaseLeftOEM: 164820456165
2007Mercedes-BenzML63 AMGBaseLeftOEM: 164820456165
2006Mercedes-BenzML350BaseLeftOEM: 164820456165
2006Mercedes-BenzML500BaseLeftOEM: 164820456165

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.