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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
3 Series Parts

O-ring

BMW Part Number:11 53 7 785 518
11537785518short number 7785518
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One email the moment one is listed — nothing else.

Fits E36 — 318tds, 325td, 325tds
Select your vehicle to check fitment

Genuine BMW Part

Photos coming soon — see the BMW diagram below

O-ring – BMW diagram06 View BMW DiagramSee this part on the official exploded view

What's Included

O-ring — a genuine BMW part, number 11 53 7 785 518. The number stamped on the part is 11537785518; BMW's catalog files it under the short number 7785518. You will find it on our Engine shelf, under Thermostat and coolant lines.

It fits the E36 sedan, touring and compact (318tds, 325td and 325tds, 1991–1996), with the M41 or M51 engines.

BMW draws it on 3 diagrams, among them Cooling System Water Hoses (11_1163) and Cooling System Water Hoses (11_1460). It also comes in BMW kits Gasket Set Engine Block Asbesto Free (2248976) and Set Mounting Parts Short Engine (9066430) and 4 more.

We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.

Details

BMW Part Number11 53 7 785 518
Also written as115377855187785518
QualityGenuine BMW · OEM

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: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.