Keeps your BMW running the way it should — this FIRST LINE part restores the original function of a worn or failed Control Trailing Arm Mounting FIRST LINE OE Ref, built to OEM reference 33326770985 rather than a generic approximation.
FIRST LINE identifies it as FSK7501, EAN: 5038068479075. Match that against OEM 33326770985 or your old part before fitting, particularly if your vehicle's had any running changes across its production years.
Confirmed for selected BMW vehicles. Use the vehicle registration lookup tool if you're not certain, or browse Suspension for other options.