Control unit alarm system — a genuine BMW part, number 65 73 9 416 250. The number stamped on the part is 65739416250; BMW's catalog files it under the short number 9416250. You will find it on our Instruments & Electronics shelf, under Intercom system.
It fits the E36 sedan, coupe, touring and compact (318i, 318ti, 320i, 323i, 325i, 328i and M3, 1992–1999), with the M40, M42, M43, M44, M50 or M52 and other engines — and the European-market versions.
BMW draws it on 3 diagrams, among them Alarm system (03_0997) and Alarm system (03_0998). It weighs about 183 g (0.4 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.