Can't help with delievery times I'm afraid, but interested to here about the trim level and spec you went for. Did you exercise restarint, or go nuts ticking boxes?!
Gone but not forgotten:
325i M Sport (E92), Black Sapphire, Coral Red Dakota, 19" 225's, Seat Heating, 6FL and de-badge
Replaced by 6.2 litres of AMG powered C class.