Car Hood Pedestrian Crash Actuator 4K0823823B 4K0823823C Active Bonnet Actuator For A6 S6 19-26 This replacement actuator is designed for the front bonnet hinge position and restores functionality for pedestrian impact protection systems.It is compatible with A6, S6, and A7 models from 2019 to 2026.Part numbers supported: 4K0823823B, 4K0823823C, and 4K0823823F.The actuator features a silver finish and is constructed from plastic and metal.Package includes one front active bonnet actuator.Fitment is direct; no modification, cutting, or splicing of wiring is required.Connectors are matched to vehicle specifications.Dimensions may vary within a tolerance of ±1–3 cm.Color appearance may differ slightly due to conditions and display settings.