Sealing sleeve
12 31 8 637 78612318637786·short number 8637786Genuine BMW Part
Photos coming soon — see the BMW diagram below
-- View BMW DiagramSee this part on the official exploded view→Genuine BMW part 12 31 8 637 786: Sealing sleeve. The number stamped on the part is 12318637786; BMW's catalog files it under the short number 8637786. 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 the Starter motor generator (12_1829) diagram. It weighs about 10 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
12 31 8 637 786123186377868637786No fitment data available for this part.
No related or superseding parts.
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.