06-12 Mercede X164 GL450 ML550 GL320 ML350. TPMS Tire Pressure Sensor Sensor 433.92 Mhz. PLEASE MAKE SURE TO MATCH THE PART NUMBER WITH YOUR ORIGINAL PART. WHAT YOU SEE IN THE PHOTOS IS WHAT YOU WILL RECEIVE. All electronics are tested before removed from vehicle. If not functional, we will NOT sell. Please ask questions before purchasing. All the parts are tested either before or after removal from the vehicle. Before purchasing the item, the customer MUST verify that the item will fit the said vehicle. Item may show light scuffs, scratches or other imperfections as a result of this being a used part. Once you have received your item in satisfactory condition, please leave us feedback.