I=40:11=3,64 Final drive (front axle) Teilegruppe Front axle, front suspension Spring strut, add-on parts BMW Genuine Part 31 50 1 211 529 Product 31-50-1-211-529 Manufacturer number 1 211 529 supply number 1-211-529 installation location: Front Axle Front Suspension/ Spring Strut Add-On Parts