Expansion Tank, coolant5 A6A 030

BMW OE number, as listed in aftermarket supplier catalogues. Compare listings for this exact number, then confirm the part number and vehicle fitment before ordering.

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€21.00

plus €16.42 shipping to Germany, on Ovoko

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What each marketplace’s search lists for this number, lowest price first, Ovoko last. Listings can include other parts that name it.

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New

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Ovoko

35 listings

Used

Checked 2026-10-25 04:20 UTC

€21.00 – €113.91Cheapest listing: + €16.42 shipping to Germanyestimated delivery in 4–9 daysView on Ovoko

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Aftermarket part numbers

Supplier articles whose catalogue lists 5 A6A 030. Check the supplier’s own restrictions before ordering. A fitment condition under a part number is one its supplier names for at least one of the vehicles the part is listed for, not for all of them: a vehicle’s page shows which apply to it.

HELLA: 8MA 366 366-701Material: Plastic Supplementary Article/Supplementary Info 2: with cover Supplementary Article/Supplementary Info: with coolant level sensor
METZGER AUTOTEILE: 2140352Supplementary Article/Supplementary Info 2: without cover for OE number: 17138742660 article number of recommended accessories: 2140102 Supplementary Article/Supplementary Info: with coolant level sensor
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Fitment conditions:Engine Code: B47 D20 B, B57 D30 B
MEYLE: 314 223 0026Supplementary Article/Supplementary Info: with coolant level sensor Supplementary Article/Supplementary Info 2: without cover article number of recommended accessories: 314 238 0004

Vehicle fitment

Engine code and production dates decide fitment. Model name and year alone don’t.

57 vehicles in 6 model series, inferred

Aftermarket parts that list 5 A6A 030 fit these vehicles according to their supplier catalogues. That does not prove 5 A6A 030 itself fits every one: check the engine code, production dates and the supplier’s restrictions on the model series’ vehicle pages.

BMW

6 model series · 57 vehicles

BMW model series inferred from aftermarket parts
Model series	Production	Engine codes	HSN / TSN
X3 (F97) 2019–1 vehicle	12/2019 –	B46, B48	0005 / CYB
X3 (G01)31 vehicles	08/2017 –	B46, B47, B48, B57, B58	0005 / CQF, CQJ, CQK, CQL, CQM, CQN, CQO, CQP, CQR, CQS, CRU, CRV, CRW, CRX, CRY, CRZ, CSA, CTP, CYB, CZR, CZT, CZU, CZV, CZW, CZX, DET, DEU, DGP, DGR, DGS
X3 (G08)1 vehicle	12/2019 –	B46, B48	0005 / CYB
X3 M (F97)2 vehicles	03/2019 –	S58	7909 / ACF, ACG
X4 (G02)20 vehicles	04/2018 –	B47, B48, B57, B58	0005 / CSG, CSH, CSI, CSJ, CSK, CSL, CSM, CSN, CSO, CSP, CXF, CZY, CZZ, DAA, DAB, DAC, DGU
X4 M (F98)2 vehicles	03/2019 –	S58	7909 / ACH, ACI