Front fog lights sit low on the bumper specifically to project a wide, flat beam below the layer of fog, rain, or snow that reflects main beam back at the driver. Unlike headlights, their housing geometry is tailored to each vehicle's front end: the mounting angle, lens curvature, and beam cut-off line are designed to the millimetre so the light illuminates the road without dazzling oncoming traffic. Damage from stone chips, cracked lenses, and corroded reflectors are the most frequent reasons for replacement — a yellowed or crazed lens scatters the beam rather than directing it, defeating the fog light's purpose in low-visibility conditions. Units from ABAKUS and ALKAR cover a broad cross-section of European vehicles including Volkswagen, BMW, and Mercedes-Benz, with part numbers that encode lens aperture, connector type, and bulb holder interface. Fitting a fog light with the wrong beam geometry or bracket position can cause an MOT failure on the pattern of illumination or the light's height above the road, so using the OE reference to confirm the exact unit is important. Most assemblies include a pre-installed bulb holder, though the bulb itself is typically sold separately, and both halogen and LED variants exist depending on the original specification.
The OE reference determines housing shape, mounting bracket angle, lens profile, and connector type — all of which are vehicle-specific. Use the make-model-year selector on this page or your VIN to filter the correct unit. On many models the driver's and passenger's side fog lights carry different part numbers because the beam cut-off angle is asymmetric; confirm which side you need before ordering.
Visually similar fog lights from adjacent model years or facelifted versions often have subtly different bracket positions or connector orientations that prevent a clean fit. More importantly, the beam geometry may differ, potentially causing an MOT advisory or failure if the illuminated zone doesn't meet the height-from-ground regulation. Using the correct OE reference avoids these risks and ensures a plug-and-play installation.
OEM fog light assemblies are made to the vehicle manufacturer's exact optical and mounting specifications, typically by suppliers such as ABAKUS or ALKAR who supply both the car maker and the aftermarket. Quality aftermarket units replicate the OE beam pattern and bracket interface. Budget units occasionally use thinner lens material that yellows or crazes sooner, and reflector coatings that degrade faster in road salt environments, reducing effective range within a couple of years.
Stone chip damage is the most common failure mode — a small crack allows moisture into the housing, which condenses on the reflector and degrades its coating, reducing beam intensity progressively. Bulb failures, corroded connectors from road salt ingress, and cracked lens units from parking impacts are other frequent causes. On vehicles with halogen fog lights, a failed bulb is usually straightforward to replace without removing the whole assembly if the bulb holder is accessible from behind.
Showing 100 of 3,845 Front Fog Light OE numbers. Enter the OE on the main OE search to jump to any reference.
