Discovery 3 - Front Brake Wear Sensor. 2005 - 2009 Classic.
Discovery 4 - Front Brake Wear Sensor, 3.0 24V DOHC V6 TC Diesel, 5.0 OHC SGDI NA V8 Petrol, 2.7 V6 Diesel, Cologne V6 4.0 EFI SOHC, With Standard Duty Coil Spring Suspension, With Four Corner Air Suspension. 2010 - 2016