Expansion Tank Threaded Cap, BMW - E30 325e/325i, E28 528e, E24 633CSi

This part is listed by BMW as BMW part number 17114379047 (17-11-4-379-047) and is described as OEM Threaded Cap For Coolant Expansion Tank on E30 325e/325i (1984, 1985, 1986, 1987), E28 528e (1982, 1983, 1984, 1985, 1986, 1987, 1988), and E24 633CSi (1983, 1984).

Supersedes the following BMW part numbers:
17111152060 (17-11-1-152-060)
17111152061 (17-11-1-152-061)
17111177592 (17-11-1-177-592)
17111468065 (17-11-1-468-065)
17111468070 (17-11-1-468-070)
17112241624 (17-11-2-241-624)

This is a Genuine BMW reservoir cap with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.