This is a replacement front active bonnet actuator designed for pedestrian protection systems.It is compatible with A6, S6, and A7 models from 2019 to 2026.The actuator fits as a direct replacement for the unit and restores factory functionality.Part numbers included are 4K08238234, 4K0823823C, and 4K0823823B.It mounts at the front bonnet hinge location.The unit is constructed from plastic and metal and has a silver finish.Package includes one front active bonnet actuator.Fitment is specific to vehicles equipped with the crash bonnet control system.Dimensions may vary within a tolerance of ±1–3 cm.Color appearance may differ slightly due to conditions and display settings.