From most recent update in the
future models info thread:
These models should get the 48V electrical system in 2020:
G20/G21: 316d, 318d, 320d, M340xd
G01/G02: X3/X4 xDrive20d, xDrive30d, M40d
G05/G06: X5/X6 xDrive30d, sDrive40i, xDrive40i, xDrive40d
G07 X7: xDrive40d
G11/G12: 730d, 740d (including xDrives)
G30 LCI: 518d, 520d, 523d, 530d, 540d, 520i, 530i, 540i (including xDrives)
G32: 620d, 630d, 640d, 630i, 640i (including xDrives)
G14/G15/G16: 840xd
G22/G23: 4 Series - 420d, M440i (including xDrives)
* Explanation of 48V mild hybrid benefits:
https://g30.bimmerpost.com/forums/sh....php?t=1654266