EURORELIC

34 33 6 789 773 –Brake servo unit

Available newchecked 2026-10-08source: bmwpartsdeal.commarket: US (EU: not checked)

BMW part number 34 33 6 789 773 (34336789773) is the Brake servo unit, a brakes part catalogued for the E81 (116d, 116i 1.6, 116i 2.0), E87 (116d, 118d, 120d). As of our last check (2026-10-08, bmwpartsdeal.com), it is still available new from BMW. Interchange records list it on E82, E88, E90, E91, E92, E93 as well.

⚠ Safety-critical part. Have a qualified mechanic verify fitment and installation before driving.
  1. 1 New from BMW
    Listed as orderable new by the status source.
  2. 2 Aftermarket new
    No sourced aftermarket equivalent yet
  3. 3 Used / NOS
    Search live listings on eBay US/DE.
  4. 4 Interchange
    Same BMW number listed on 6 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

Listed as orderable new at bmwpartsdeal.com when checked.

View 34336789773 at bmwpartsdeal.comCross-reference 34336789773 on RealOEMCatalog diagram (bmwfans.info)

Aftermarket options (0)

No sourced aftermarket equivalent recorded yet. We only list brand numbers that a brand catalog or vendor page explicitly cross-references to this BMW number.

Where to buy

Every link opens 34336789773 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. 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.

Used & NOS listings

Cross-model interchange (20)

Listed directly for E81 and E87 in our data (see Fits). Models below are other listings of the same number.

Same part numberCatalog match (partial list)bmwfans.info

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

E90
316d N47316d N47N316i N43318d N47318d N47N318i N43
E88
118d N47118i N43120d N47120i N43
E82
118d N47120d N47120i N43
E92
316i N43320i N43318i N43
E91
316d N47N316i N43
E93
320i N43318i N43

+2 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

Listed $463.46 on bmwpartsdeal. SAFETY-CRITICAL (brakes/steering/fuel/airbag): have a qualified mechanic verify fitment and installation.