I just wanted to thank everyone for info. I've reunited with my M3.
July 8th - Pick up @ Welt;
July 20th - Drop off @ Frankfurt;
July 27th - On RORO - Orion Highway ;
August 10th - Arrive at Brunswick ;
August 24th - Replacement rear diff arrive;
August 29th - Rear differential replaced ;
September 19th - PCD .