Material: Plastic and metal Housing: Glass fiber reinforced plastic (GRP) Function: Headlight leveling actuator for vehicles equipped with headlight leveling systems Compatibility: Direct replacement for A3 models with OEM part numbers 1K0941274B and 1K0941274A Performance: Designed to meet standard specifications for linearity, resolution, and repeatability to support consistent headlight alignment under varying load and road conditions Installation: Includes holder, coupling rod, and holding frame for straightforward installation Electrical Connection: Features a secure 4-pin connector for integration with the vehicle's existing system This headlight leveling actuator is engineered to help maintain correct headlight angle, contributing to improved visibility during nighttime and low-visibility driving.Compatible with A3 model years 2003-2010, 2004-2010, 2004-2013, and 2006-2015.