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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

Supporting bracket

BMW Part Number:12 31 1 708 343
12311708343short number 1708343
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One email the moment one is listed — nothing else.

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Supporting bracket – BMW diagram01 View BMW DiagramSee this part on the official exploded view

Genuine BMW part 12 31 1 708 343: Supporting bracket. The number stamped on the part is 12311708343; BMW's catalog files it under the short number 1708343. You will find it on our Electrical shelf, under Alternator with motor and mounting.

BMW's catalog records no E36 or E46 it is fitted to; it belongs to other BMW models.

BMW draws it on 9 diagrams, among them Alternatormounting Parts (12_0166) and Alternatormounting Parts (12_1275). It weighs about 716 g (1.6 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 1 708 343
Also written as123117083431708343
QualityGenuine BMW · OEM

No fitment data available for this part.

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.