10-13 Mercedes W221 S400 E550 Distronic Adaptive Cruise Control Module OEM. This product data sheet is originally written in English. ITEM CONDITION: -WORKING, TESTED -GOOD CONDITION, NORMAL USE, AS SHOWN ON THE PHOTOS -MAKE SURE YOU WILL MATCH THE PART NUMBERS PLEASE MAKE SURE THIS IS CORRECT PART FOR YOUR VEHICLE (YOU WILL GET WHAT YOU SEE). If you don’t like your part, just return it to us. CONDITION: All our parts are tested before being removed from the vehicle. IF IT IS NOT WORKING, WE WILL NOT SELL IT. If you have any issues with the item or service please let us know so we can work it out. CONDITION: All our parts are tested before being removed from the vehicle. We are not responsible for any labor. 10 11 12 13 2010 2011 2012 2013. Distronic Adaptive Cruise Control Module. W221 S350 S400 S450 S550 S600 S63 S65 AMG. W212 W207 E350 E550 E63 AMG. CONTROL UNIT RADAR SENSOR. CONTROL UNIT DISTANCE RADAR. CONTROL UNIT CONJUNCTION WITH PARKING AID. 2129003100 / A2129003100 / A 212 900 31 00. 0375453432 / A0375453432 / A 037 545 34 32. 2129023600 / A2129023600 / A 212 902 36 00. S-Class S Class MB Mercedes Original OEM.