Headlight Ballast Module A 176 900 12 04 Heat Dissipation Replacement for A‑Class W176 Facelift Item Type: Headlight Ballast ModuleMaterial: Aluminum alloy, ABSInstallation Type: Direct replacement, plug and play, no coding or programming required Installation Position: Headlamp left or rightApplication: Headlight control unit is available for direct replacement of your existing parts, designed to meet or exceed OEM specifications with plug and play replacement without coding or programming.Reference OE Number: A1769001204, 1769001204, A 176 900 12 04Applicable Models:Replacement for A‑Class W176 Facelift 2015‑2019Replacement for CLA‑Class C117 X117 Facelift 2016‑2019