backup ring
11 51 7 788 98511517788985·short number 7788985Genuine BMW Part
Photos coming soon — see the BMW diagram below
09 View BMW DiagramSee this part on the official exploded view→What's Included
Sold as part of these kits
0150669Gasket Set Engine Block Asbesto FreePos 19 · Qty 10394505Gasket Set Engine Block Asbesto FreePos 21 · Qty 10395221Gasket Set Engine Block Asbesto FreePos 20 · Qty 10398704Gasket Set Engine Block Asbesto FreePos 19 · Qty 10421208Gasket Set Engine Block Asbesto FreePos 21 · Qty 17798531Gasket Set Engine Block Asbesto FreePos 20 · Qty 1This is a genuine BMW backup ring, part number 11 51 7 788 985. The number stamped on the part is 11517788985; BMW's catalog files it under the short number 7788985. You will find it on our Engine shelf, under Coolant pump with drive.
It fits every E46 body style (318d, 318td, 320d, 320td and 330d, 1999–2005), with the M47N, M57 or M57N engines.
BMW draws it on 3 diagrams, among them Waterpump - Thermostat (11_2842) and Waterpump - Thermostat (11_3324). It also comes in BMW kits Gasket Set Engine Block Asbesto Free (0150669) and Gasket Set Engine Block Asbesto Free (0394505) 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
11 51 7 788 985115177889857788985No related or superseding parts.
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.