Repair kit, hydraulic unit DSC — a genuine BMW part, number 34 51 1 165 027. The number stamped on the part is 34511165027; BMW's catalog files it under the short number 1165027. You will find it on our Brakes shelf, under Mechanical-hydraulic components.
It fits the E46 sedan and coupe (320i, 323i and 328i, 1999–2005), with the M52 engine.
BMW draws it on 2 diagrams, among them Hydro unit DSC/control unit/fastening (34_0780) and Hydro unit DSC/control unit/fastening (34_2337). It weighs about 2.8 kg (6.1 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
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.