ApplicationNote: Please carefully check the OEM number of your original one which is same as this one, that\'s is very important to buy correct item in this way.Compatible for Audi A6 4F2, C6 2004-2011 SaloonCompatible for Audi A6 4F5, C6 2005-2011 EstateCompatible for Audi A6 Allroad 4FH, C6 2006-2011 EstateOEMandPart NumberRear Left:4F0615403A, 4F0 615 403 A4F0615403C, 4F0 615 403 C4F0615403F, 4F0 615 403 FRear Right:4F0615404A, 4F0 615 404 A4F0615404C, 4F0 615 404 C4F0615404F, 4F0 615 404 Specification- for Brake Disc Diameter：245mm（255mm）- for Brake Disc Thickness: 10mm（12mm）- Piston Cylinder Diameter: 41mm- Package Include: 1 Pair as picture shows- Placement on Vehicle: Rear Right Left- Connector Type: 2 Pins- Condition: 100% brand new, ready to install- Warranty: one year warranty for any manufacturing defectNotice* Please confirm your old part number matches up with one of the part numbers above* Professional installation is highly recommended (No Instruction Included)* For any needs please contact us