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Genuine BMW Part

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Genuine BMW Conversion kit, cap, expansion tank (OEM part 4640421) — a used original part, inspected and graded before it ships.

Details

BMW Part Number4640421
QualityGenuine BMW · OEM

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Supersession

4640421→7722846

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: orders ship within 1–2 business days; free shipping over $75.00.

Conversion kit, cap, expansion tank

BMW Part Number:4640421
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