This part is listed by BMW as BMW part number 33506880604 (33-50-6-880-604) and is described as a Rear Shock Absorber for 2018-2024 G01 X3 M40i and 2018-2025 G02 X4 M40i. BMW calls it a Spring Strut.
This is an OEM X3/X4 rear shock manufactured by Sachs - the original supplier to BMW for this part, as well as many other suspension components. As the OEM it meets all of BMW's original design, fitment, and performance requirements and is TUV approved. OEM parts are the best alternative to more expensive Original BMW parts because they are virtually identical without the inflated price tag. This part has a two year warranty.
Shock mounts and installation hardware sold separately. Please see below for BimmerWorld recommended related items.
BMW Fitments:
X3 Series
G01 X3 (2018-2024) > X3 M40i B58A (2018-2019)
G01 X3 (2018-2024) > X3 M40i B58D (2020-2024)
X4 Series
G02 X4 (2019-2025) > X4 M40i B58A (2018-2019)
G02 X4 (2019-2025) > X4 M40i B58D (2020-2025)
