Genuine BMW part 07 14 7 114 545: Hex nut with ribs. The number stamped on the part is 07147114545; BMW's catalog files it under the short number 7114545. You will find it on our Supplies & Hardware shelf, under Group 14.
It fits the E46 coupe (M3, 2003), with the S54 engine.
BMW draws it on the Recaro sport seat, seat rail (52_3027) diagram. BMW's catalog calls for four of these at each place it is fitted. It weighs about 14 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.