Genuine BMW part 51 12 2 234 978: Fixing clamp right. The number stamped on the part is 51122234978; BMW's catalog files it under the short number 2234978. You will find it on our Interior Body shelf, under Door, rear.
It fits the E36 sedan, coupe, convertible and touring (318i, 320i, 323i, 325i and 328i, 1992–1999), with the M40, M42, M43, M44, M50 or M52 engines — and the European-market versions.
BMW draws it on 3 diagrams, among them Retrofit, M aerodynamic kit (03_0774) and Trailer coupling (03_1068). It weighs about 1 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.