Heavy-duty gas-filled strut — a genuine BMW part, number 51 24 8 245 031. The number stamped on the part is 51248245031; BMW's catalog files it under the short number 8245031. You will find it on our Interior Body shelf, under Other Body equipment parts.
It fits the E36 touring (316i, 318i, 318tds, 320i, 323i, 325tds and 328i, 1994–1997), with the M41, M43, M51 or M52 engines.
BMW draws it on the Trunk Lid/Closing System (41_0025) diagram. BMW's catalog calls for two of these at each place it is fitted. It weighs about 386 g (0.9 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.