EURORELIC

17 11 1 120 062 –Radiator cap (1,0BAR)

Supersededchecked 2026-10-08source: bmwpartsdeal.commarket: US+EU

BMW part number 17 11 1 120 062 (17111120062) is the Radiator cap (1,0BAR), a cooling part catalogued for the E23 (728, 728i, 728iS), E28 (535i, M535i, 525i). As of our last check (2026-10-08, bmwpartsdeal.com), it has been superseded by 17111100848. Interchange records list it on E24, E12, E3, E9, E21, 02 as well. 1 aftermarket option below.

  1. 1 New from BMW
    Order the replacement number 17111100848
  2. 2 Aftermarket new
    1 option (quality)
  3. 3 Used / NOS
    Search live listings on eBay US/DE.
  4. 4 Interchange
    Same BMW number listed on 8 other chassis
  5. 5 Kit / reman
    None recorded yet
  6. 6 Community fix
    No forum workaround recorded yet
  7. 7 DIY guide
    No guide yet
  8. 8 Paid hunt
    We search dealers, breakers and forums for you.

Buy new

Replaced by 17111100848. Order the newer number.

  • 🇺🇸 USSupersededbmwpartsdeal.com
  • 🇪🇺 EuropeSupersededsuccessor 17111100848: Leebmann24 (DE): "1-3 Working Days" €38.56 (our Leebmann24 lookup of 2026-09-28)leebmann24.com
View 17111120062 at bmwpartsdeal.comCross-reference 17111120062 on RealOEMCatalog diagram (bmwfans.info)

Aftermarket options (1)

OE-equivalent / quality (1)
Established aftermarket brands built to the original design.
Rein CPE0050
Coolant Reservoir Cap
Listed cross-refwhy this tier
View Rein CPE0050 at RockAuto · $8.38Search eBay for Rein CPE0050 ↗
source checked 2026-09-29

Each option links to the page that lists it as replacing this BMW number (price as listed on the check date). Tiers marked “brand class” are our classification of the brand, not a test of this part. Aftermarket parts are not BMW parts: quality varies and fitment is not guaranteed.

Where to buy

Every link opens 17111120062 at that seller: “View” = the part’s own page, “Look up” = the seller’s part-number page, “Search” = the seller’s search pre-filled with the number (successor 17111100848 where shown). You can order from either region.

United States

Europe (DE · UK · DK)

“Ships internationally” is shown only where we read it on the vendor’s own shipping page (checked 2026-09-28); otherwise check with the vendor. Import duties and taxes are the buyer’s responsibility. Amazon links carry our Associates tag, so we may earn a commission; other seller links are not affiliate links today.

Supersession chain

17111120062→17111100848

Older numbers on the left, newest on the right. Numbers without a record open a lookup.

Used & NOS listings

Cross-model interchange (37)

Listed directly for E23 and E28 in our data (see Fits). Models below are other listings of the same number.

Via successor numberCatalog match (partial list)shared number 17111100848bmwfans.info

Same BMW part number, but the source list is truncated or market-specific. More models may apply.

E12
518 M10518i M10520 M10520 M20520i M10520i M20
E3
2.8L M302500 M302800 M302800Bav M303.0L M303.0S M30
E9
2.5CS M302800CS M303.0CS M303.0CSi M303.0CSiL M303.0CSL M30
E21
315 M10316 M10318 M10318i M10320 M10320 M20
02
1502 M101600 M101600ti M101602 M101802 M102000 M10
E24
628CSi M30630CSi M30633CSi M30635CSi M30
NK
2000C M102000CS M10
E26
M1 S38

+18 more models not listed by the source.

Community fixes (0)

No forum workaround recorded yet. If you know a thread, the hunt team wants to hear about it.

Kits, reman & retrofits (0)

No kit or reman service recorded yet.

DIY

No DIY route recorded yet.

Repair guides & how-tos (0)

No repair write-up or video linked for this part yet.

Notes & sources

Successor 17111100848 listed at $38.39 on bmwpartsdeal (InStock).