Vent window mechanism, right — a genuine BMW part, number 51 36 7 001 620. The number stamped on the part is 51367001620; BMW's catalog files it under the short number 7001620. You will find it on our Interior Body shelf, under Other Body equipment parts.
It fits the E46 compact (316ti, 318td, 318ti, 320td and 325ti, 2001–2004), with the M47N, M54, N40, N42, N45 or N46 engines.
BMW draws it on the Door Window Lifting Mechanism Rear (51_4390) diagram. It weighs about 193 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.
