2006-2008 BMW Z4 Coupe 3.0si. 2006-2008 BMW Z4 M Coupe. Notes: Brake Wear Lead Sensor Kit -- For FMSI Pad No. Brake Wear Lead Sensor. Position: Front. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.