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. The item "06-09 Mercedes W251 R350 R500 GL550 ABS Anti Lock Brake Pump Control Unit OEM" is in sale since Thursday, March 21, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Brakes & Brake Parts\ABS System Parts". The seller is "autohubshop" and is located in Pleasant Grove, California. This item can be shipped worldwide.