Owner's manual, radio/navigation — a genuine BMW part, number 01 46 0 156 130. The number stamped on the part is 01460156130; BMW's catalog files it under the short number 0156130. You will find it on our Supplies & Hardware shelf, under Service-Information.
It fits the E46 compact (316ti, 318ti, 320td and 325ti, 2001–2002), with the M47N, M54, N40 or N42 engines.
BMW draws it on the Radio navigation E46, SA606 (01_0090) diagram. It weighs about 124 g (0.3 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.