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Alternator1 730 257
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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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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Aftermarket part numbers
Supplier articles whose catalogue lists 1 730 257. 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.
- VALEO
- 436134Fitment conditions:
Vehicle fitment
Engine code and production dates decide fitment. Model name and year alone don’t.
48 vehicles in 8 model series, inferred
Aftermarket parts that list 1 730 257 fit these vehicles according to their supplier catalogues. That does not prove 1 730 257 itself fits every one: check the engine code, production dates and the supplier’s restrictions on the model series’ vehicle pages.
BMW
| Model series | Production | Engine codes | HSN / TSN |
|---|---|---|---|
| 3 (E30)23 vehicles1 of them: some versions only | 09/1982 – 10/1994 | 18 4E A, 18 4E B, 18 4E Z, 18 4K A, 18 4V D, 20 4E A, 20 6E B, 20 6E Z, 25 6E 1, 25 6E 2, M10, M20, M40, S14 |
|
| 5 (E28)9 vehicles | 06/1981 – 01/1988 | 18 4V D, 18 4V U, 20 6E A, 20 6E B, 20 6E C, 20 6E Z, 25 6E A, 27 6E A, 27 6E B, 27 6K A, 27 6K B, M10, M20, M30 |
|
| 5 (E34)1 vehicle | 06/1987 – 09/1990 | 20 6E E, 20 6K A, M20 |
|
| 6 (E24)4 vehicles | 11/1978 – 10/1989 | M30 |
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| 7 (E23)4 vehicles2 of them: some versions only | 09/1977 – 08/1986 | 32 6T A, 34 6T A, M30 |
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| M3 (E30)5 vehicles | 09/1986 – 12/1991 | 25 4S 1, S14, S14B23 |
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| M6 (E24)1 vehicle | 10/1986 – 10/1988 | S38 |
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| Z1 (E30)1 vehicle | 11/1988 – 10/1991 | M20 |
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