This part is listed by BMW as BMW part number 17139846642 (17-13-9-846-642) and is described as Genuine BMW Coolant Expansion Tank for G30 530i, 540i (2017+), G32 640i (2020+), G12 740i (2017+), and G14/G15/G16 840i.
Supersedes the following BMW part numbers:
17139884859 (17-13-9-884-859)
17139487210 (17-13-9-487-210)
17138742975 (17-13-8-742-975)
17138610656 (17-13-8-610-656)
For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.
BMW Fitments:
5 Series
G30 (2017-2022) > 530i
G30 (2017-2022) > 530i xDrive
G30 (2017-2022) > 540i (B58A 2017-2019)
G30 (2017-2022) > 540i (B58C 2020-)
G30 (2017-2022) > 540i xDrive (B58A 2017-2019)
G30 (2017-2022) > 540i xDrive (B58C 2020-)
7 Series
G12 (2016+) > 740i
G12 (2016+) > 740i xDrive
8 Series
G14 / G15 (2019+) > 840i xDrive