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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

Diode assy

BMW Part Number:12 31 1 288 457
12311288457short number 1288457
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One email the moment one is listed — nothing else.

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Diode assy – BMW diagram09 View BMW DiagramSee this part on the official exploded view

Genuine BMW part 12 31 1 288 457: Diode assy. The number stamped on the part is 12311288457; BMW's catalog files it under the short number 1288457. 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 22 diagrams, among them Generator, individual parts (12_0176) and Generator, individual parts (12_0179). It weighs about 224 g (0.5 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 1 288 457
Also written as123112884571288457
QualityGenuine BMW · OEM
OE / Cross-Reference
10127320722

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.