Genuine BMW part 51 33 8 169 501: Lock plate. The number stamped on the part is 51338169501; BMW's catalog files it under the short number 8169501. You will find it on our Interior Body shelf, under Other Body equipment parts.
It fits the E36 coupe (318i, 323i, 325i, 328i and M3, 1992–1999), with the M42, M44, M50, M52, S50 or S52 engines — and the European-market versions.
BMW draws it on the Door Window Lifting Mechanism Front (51_2082) diagram. BMW's catalog calls for two of these at each place it is fitted. It weighs about 11 g (under 0.1 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
