Retrofit kit, multi-funct.sport strng whl — a genuine BMW part, number 65 71 0 021 159. The number stamped on the part is 65710021159; BMW's catalog files it under the short number 0021159. You will find it on our Instruments & Electronics shelf, under Cruise control.
It fits every E46 body style (320i, 323i, 325i, 328i and 330i, 1999–2006), with the M52 or M54 engines — and the European-market versions.
BMW draws it on 2 diagrams, among them Retrofit kit, multifunct. steering wheel (03_0350) and Installing Set Cruise Control (03_2067). It weighs about 223 g (0.5 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.