88 735i. My car shakes in shift and certain speed then dissapears and several people here in this great forum mentioned it is my center bearing, I see like a leak somewhere where the transmission rubber supports are. 1 Any one has done this changes? any instructions to follow? 2. How difficult is it? 3. Zygmund doesnt have the part, where could I get the bearings wihtout going to the stealer?? Thanks in advance pals!!