This part is listed by BMW as BMW part number 33521092986 (33 52 1 092 986) and is described as the rear upper Supporting Plate washer used in the non-EDC shock mount on E38 740i, E39 525i/528i/530i/540i models. These can usually be re-used but may be susceptible to rust and corrosion.
This is a Genuine BMW Plate with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.
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
E39 (97-03) > 525i
E39 (97-03) > 528i 97-98
E39 (97-03) > 528i 99-00
E39 (97-03) > 530i
E39 (97-03) > 540i
7 Series
E38 (95-01) > 740i
E38 (95-01) > 740iL