Genuine BMW part 51 17 8 245 855: Cover, folding top flap, left. The number stamped on the part is 51178245855; BMW's catalog files it under the short number 8245855. You will find it on our Interior Body shelf, under Bumper, rear.
It fits the E46 convertible (323i, 325i, 330i and M3, 2000–2006), with the M52, M54 or S54 engines — and the European-market versions.
BMW draws it on the Folding top compartment lid (41_1348) diagram. It weighs about 22 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.
