Sitting at the very front of the car between the headlights, the radiator grille performs two roles: it channels cooling airflow into the engine bay at speed and defines the face of the vehicle in a way no other single component does. On modern cars the grille is an engineered plastic moulding that integrates mounting clips, badge recesses, and often sensor or camera housings for parking aids and adaptive cruise control systems, making it far more than a cosmetic trim piece. Damage from stone chips and minor car park impacts is the primary reason for replacement — a cracked grille frame allows the assembly to flex at speed, which can work the retaining clips loose until the grille partially detaches on a motorway. On BMW and Mercedes-Benz models in particular, grille variants are tied closely to trim level and model year, so the OE number governs not only the overall shape but also which badge mounting provisions and sensor apertures are present. POLCAR and Van Wezel supply a wide range of grille assemblies covering high-volume European applications, while DIEDERICHS and KLOKKERHOLM offer precise OE-matched references for many German, French, and Japanese platforms. Using the correct OE reference ensures the mounting tab pattern, badge fixing geometry, and any integrated sensor housings align with the underlying slam panel and front-end carrier on your specific vehicle.
Grille designs change between model years and trim levels, and even between production runs of the same model. The OE number records all these variations — badge size, sensor aperture count, and clip pattern — so that the replacement fits your specific slam panel and front-end carrier without modification. Use the make-model-year selector and, where available, the trim level field on this page to find the precise OE reference. If your existing grille is intact, the part number is often embossed on the back of the moulding near a mounting tab.
OEM grilles are manufactured by body-parts suppliers such as POLCAR or Van Wezel to the vehicle builder's exact tooling and surface finish standards. Quality aftermarket grilles from DIEDERICHS, KLOKKERHOLM, or BLIC replicate the original dimensions, clip positions, and surface texture using OE-compatible references, and in most cases are visually indistinguishable from the original once fitted. Very low-cost alternatives sometimes use thinner plastic that warps in summer heat or becomes brittle in winter, causing the clips to snap during removal at the next service.
On vehicles fitted with adaptive cruise control, parking sensors embedded in the grille, or front cameras mounted behind a grille aperture, the replacement grille must have precisely positioned sensor housings that align with the original mounting points. If the sensor apertures are in slightly different positions, camera calibration may be affected or a parking sensor may vibrate loose at speed. Always confirm that the OE reference you are ordering includes the correct sensor provisions for your vehicle's specification before ordering.
Visible cracks in the moulding — especially across the horizontal bars or around the badge recess — are the clearest sign, as cracked plastic will not retain the mounting clips reliably under motorway airflow. A grille that visibly flexes or makes a low-frequency buzzing noise at speed has likely lost one or more of its retaining clips. Yellowing or surface hazing, common on older bumper-integrated grilles, is cosmetic but reduces the car's roadworthy appearance. Any grille whose mounting tabs have been broken off cannot be reliably re-attached and should be replaced.
Showing 100 of 1,836 Radiator Grille OE numbers. Enter the OE on the main OE search to jump to any reference.
