2012-2015 BMW 6 Series Left Headlight 63117255735

Also known as

Headlamp

Headlight Assembly

Front Light

LED Headlamp

Driver Side Headlight

Adaptive Headlight Housing

What this part does

The left headlight assembly is mounted on the front driver side and is responsible for casting the primary driving beams, daytime running lights, and turn signals onto the road. This specific unit utilizes advanced LED technology, which relies on a series of integrated diodes and electronic control modules rather than traditional bulbs to provide illumination. When the housing sustains impact damage or internal seals fail, moisture can enter the assembly and short out the attached control modules. A failed headlight will result in significantly reduced nighttime visibility, hyper-flashing turn signals, and persistent lighting malfunction errors on the iDrive display.

Fits these vehicles

OEM and interchange numbers

63117255735

63-11-7-255-735

63 11 7 255 735

7255735

Before you order

Confirm that the vehicle it came from and your vehicle both feature the LED headlight option, as this housing is not interchangeable with the standard Xenon/HID assemblies found on some base models. This listing is generally for the bare headlight housing; you must transfer your existing LED driver modules, turn signal modules, and main control units to this assembly. Once the replacement is installed and the modules are connected, the BMW lighting system will require initialization and coding via ISTA or equivalent diagnostic software to activate the adaptive features and clear any dashboard faults.