This is a genuine BMW locking device, part number 23 31 7 530 787. The number stamped on the part is 23317530787; BMW's catalog files it under the short number 7530787. You will find it on our Transmission shelf, under Inner gearshift parts.
It fits the E46 coupe and convertible (M3, 2001–2006), with the S54 engine.
BMW draws it on the S6s420g Inner Gear Shifting Parts (23_0956) diagram. It weighs about 30 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.
Every used part is inspected and graded before listing. Condition grades:
Good — minimal wear, fully functional.
Fair — normal wear, fully functional.
Acceptable — visible wear, still functional.
Returns: 30 days if a part arrives damaged or isn't what the listing described. Full policy.
Shipping: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.