Genuine BMW Part
Photos coming soon — see the BMW diagram below
03 View BMW DiagramSee this part on the official exploded view→Idler — a genuine BMW part, number 11 28 1 731 220. The number stamped on the part is 11281731220; BMW's catalog files it under the short number 1731220. You will find it on our Engine shelf, under Other Engine parts.
BMW's catalog records no E36 or E46 it is fitted to; it belongs to other BMW models.
BMW draws it on 8 diagrams, among them Belt Drive Water Pump/Alternator (11_1238) and Belt Drive Climate Compressor (11_1413). It weighs about 160 g (0.4 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
Details
11 28 1 731 220112817312201731220No fitment data available for this part.
Belt Drive Water Pump/Alternator
Diagram 11_1238
Belt Drive Climate Compressor
Diagram 11_1413
Belt Drive Water Pump/Alternator
Diagram 11_1529
Belt Drive Water Pump/Alternator
Diagram 11_4633
Belt Drive Climate Compressor
Diagram 11_4649
Belt Drive Water Pump/Alternator
Diagram 11_4838
Belt Drive Climate Compressor
Diagram 11_4893
Belt Drive Water Pump/Alternator
Diagram 11_4944
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.