This part is listed by BMW as BMW part number 143.34039 and is described as Front Brake Caliper Rebuild Kit For 4-Piston Front Caliper.
This kit contains seals and dust boots for rebuilding a single 4-piston M-Sport front Caliper.
This set of seals will fit F87 M2, F80 M3, F82/F83 M4 without Carbon Ceramic Brakes. This will also fit the optional 4-Piston M-Sport front brake front caliper found on some F22/F23 2-Series, F30/F31/F34 3-Series and F32/F33/F36 4-Series.
Replaces BMW Part # 34116850935 (34-11-6-850-935)
For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.
BMW Fitments:
2 Series
F22 / F23 (2014-2021) > 228i
F22 / F23 (2014-2021) > 228i xDrive
F22 / F23 (2014-2021) > 230i
F22 / F23 (2014-2021) > 230i xDrive
F22 / F23 (2014-2021) > M235i
F22 / F23 (2014-2021) > M235i xDrive
F22 / F23 (2014-2021) > M240i
F22 / F23 (2014-2021) > M240i xDrive
2 Series
F87 (2016-2021) > M2 Competition S55 (2019+)
F87 (2016-2021) > M2 N55 (2016-2018)
3 Series
F30 / F31 / F34 (2012-2019) > 320i
F30 / F31 / F34 (2012-2019) > 320i xDrive
F30 / F31 / F34 (2012-2019) > 328d
F30 / F31 / F34 (2012-2019) > 328d xDrive
F30 / F31 / F34 (2012-2019) > 328i
F30 / F31 / F34 (2012-2019) > 328i xDrive
F30 / F31 / F34 (2012-2019) > 330i
F30 / F31 / F34 (2012-2019) > 330i xDrive
F30 / F31 / F34 (2012-2019) > 335i
F30 / F31 / F34 (2012-2019) > 335i xDrive
F30 / F31 / F34 (2012-2019) > 340i
F30 / F31 / F34 (2012-2019) > 340i xDrive
F30 / F31 / F34 (2012-2019) > Hybrid 3
3 Series
F80 (2015-2018) > M3 (2015-2018)
4 Series
F32 / F33 / F36 (14-20) > 428i
F32 / F33 / F36 (14-20) > 428i xDrive
F32 / F33 / F36 (14-20) > 430i
F32 / F33 / F36 (14-20) > 430i xDrive
F32 / F33 / F36 (14-20) > 435i
F32 / F33 / F36 (14-20) > 435i xDrive
F32 / F33 / F36 (14-20) > 440i
F32 / F33 / F36 (14-20) > 440i xDrive
4 Series
F82 / F83 (2015-2020) > M4 (2015-2020)
