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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
Genuine BMW
BMW Part Number17 11 3 900 120

Radiator cap

Out of stock

One email when it is listed. Nothing else.

Free US shipping on orders over $75.00 · oversize quoted. Oversize items ship at a flat $49.99 each — free shipping does not cover them.

WARNING: Cancer and Reproductive Harm from exposure to lead — www.P65Warnings.ca.gov P65Warnings.ca.gov

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Radiator cap – BMW diagram

Callout 11 on BMW’s drawing “Expansion tank”. Open the drawing →

This is a genuine BMW radiator cap, part number 17 11 3 900 120. You will find it under Cooling System (Radiator with mounting).

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

BMW draws it on the Expansion tank drawing.

Out of stock. Request it and we will notify you when it is in stock.

Used parts are inspected and graded: Good (minimal wear), Fair (normal wear) or Acceptable (visible wear). All fully working. Returns: 30 days if a part arrives damaged or not as described.

The other parts on BMW’s drawing “Expansion tank”. Open the drawing →

#PartIn stockAction
--Radiator cap4 numbers at this calloutOut of stockRequest
01Expansion tank4 numbers at this calloutOut of stockRequest
02Body nutOut of stockRequest
03Wave washer2 numbers at this calloutOut of stockRequest
04Fillister head self-tapping screwOut of stockRequest
05Hose clamp2 numbers at this calloutOut of stockRequest
06ClampOut of stockRequest
07HoseOut of stockRequest
08Hose clampOut of stockRequest
09HoseOut of stockRequest
10HoseOut of stockRequest
11Radiator cap · this part3 numbers at this calloutOut of stock
12Levelling switch radiator2 numbers at this calloutOut of stockRequest
13Vent hoseOut of stockRequest
14Hose clampOut of stockRequest
15ConnectorOut of stockRequest
16Gasket ringOut of stockRequest
17Cable tieOut of stockRequest
18Hose clampOut of stockRequest
19PipeOut of stockRequest
20ClampOut of stockRequest
21Hose clampOut of stockRequest
22Body nutOut of stockRequest
23Washer2 numbers at this calloutOut of stockRequest

No fitment data available for this part.

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InCooling SystemRadiator with mounting