Genuine BMW part 66 21 1 382 256: Bracket, ultrasonic-sensor. The number stamped on the part is 66211382256; BMW's catalog files it under the short number 1382256. You will find it on our Instruments & Electronics shelf, under Other Cruise control, remote control parts.
It fits every E36 body style (318i, 318ti, 320i, 325i, 328i and M3, 1992–1999), with the M40, M42, M43, M50, M52 or S50 engines — and the European-market versions.
BMW draws it on 5 diagrams, among them Park Distance Control (PDC) (66_0023) and Park Distance Control (PDC) (66_0083). BMW's catalog calls for four of these at each place it is fitted. It weighs about 15 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.
