Complete kit for retrofitting xenon headlights with automatic headlight height adjustment (for HID after 08/2002) suitable for 2nd generation xenon headlights where the ballasts are installed on the headlight Selectable options: 4motion front-wheel drive Scope of delivery: Wiring Xenon adapter (10-pin to 12-pin) Mounting plate, sensors, screws Notes: Up to and including model year 1998, it is necessary to replace the bearing block (rear axle) because the existing bearing block does not have mountings for the retaining rods Once the installation is complete, the sensors must be reprogrammed via diagnostics In addition, with xenon headlights you also need a headlight washer. This option is often supplied with the winter package from the factory In most countries, the retrofit system is required by law in combination with xenon headlights