Keeps your BMW running the way it should — this BILSTEIN part restores the original function of a worn or failed Shock Absorber Dust Cover Kit BILSTEIN OE Ref 3411995, built to OEM reference 3404974 rather than a generic approximation.
BILSTEIN identifies it as 11-271703, EAN: 4025258794675. Match that against OEM 3404974 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.