This is a genuine BMW fan f.rear window, part number 64 23 8 390 857. The number stamped on the part is 64238390857; BMW's catalog files it under the short number 8390857. You will find it on our AC & Climate Control shelf, under Other Heater and Air Conditioning parts.
It fits the E36 convertible (318i, 323i, 325i, 328i and M3, 1994–1999), with the M42, M43, M44, M50, M52 or S50 engines — and the European-market versions.
BMW draws it on the Ventilation F.Rear Window (64_0611) diagram. It weighs about 330 g (0.7 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
