This is a genuine BMW support right, part number 52 20 8 135 752. The number stamped on the part is 52208135752; BMW's catalog files it under the short number 8135752. You will find it on our Interior Body shelf, under Seatbelts.
It fits the E36 sedan (318i, 320i and 325i, 1992–1998), with the M40, M42, M43, M50 or M52 engines — and the European-market versions.
BMW draws it on the Seat, rear, cushion, & cover, basic seat (52_0533) diagram. It weighs about 35 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.
