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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
3 Series Parts

Saucer-head screw

BMW Part Number:12 31 1 709 903
12311709903short number 1709903
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Fits E36 — 316i, 318i, 318is
Select your vehicle to check fitment

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Saucer-head screw – BMW diagram11 View BMW DiagramSee this part on the official exploded view

Genuine BMW part 12 31 1 709 903: Saucer-head screw. The number stamped on the part is 12311709903; BMW's catalog files it under the short number 1709903. You will find it on our Electrical shelf, under Alternator with motor and mounting.

It fits the E36 sedan and coupe (318i, 1992–1999), with the M40 or M42 engines — and the European-market versions.

BMW draws it on 4 diagrams, among them Alternatormounting Parts (12_0220) and Alternatormounting Parts (12_0221). It weighs about 41 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.

Details

BMW Part Number12 31 1 709 903
Also written as123117099031709903
QualityGenuine BMW · OEM

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.