2015 Jaguar XFR-S Position: Rear;. 2014 Jaguar XFR-S Position: Rear;. 2013 Jaguar XFR-S Position: Rear;. Part Type: Disc Brake Pad Wear Sensor. Brake Pad Sensor. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.