I just put a leather interior in mine two days ago. There is only one bolt on the front of the middle track that you have to remove. Just pull out the bolt and slide the seats all the way back and they will slide right off the rails. Should take no more than 3-4 minutes for a front seat.
97 TDI, 89 Westfalia TDI camper, 87 VR6 syncro 4x4, 91 Westfalia,