Hey. 

For admissions in  Grant Medical College, Mumbai through the State quota(Regional), the cut 2017  was a rank of11,730 and  547  for the UR category. For UR woman it was 544 marks and 12409 rank.

And the cut off under the state quota (state)was a rank of 8,218 and 563 marks for UR and a rank of 3,176 and 597 marks for UR woman.

You can expect a similar cut off this year too. Hence marks within this range would be required based on your domicile and Category.