Compatibility: For 11.93 inch (303mm) front & 10.63 inch (270mm) rear rotor. Brakes and rotors kit front and rear replacement for 2011 2012 2013 CHEVROLET IMPALA (Except Police & Taxi Models) - [2014 2015 2016 CHEVROLET IMPALA LIMITED (Except Police & Taxi Models)] Interchange Part Number: Brake rotors: 55126, 12162098, PRT5654, BR55126, 580403R, 15251335, 55085, 580171, 580188, 580171R, 580188R, 12062074, 12162074, 126180, BD126180, 18048699, BR55085, 18048698. - [Brake pads: 999, BP999MS, BP999C, PD999, BC999, 1159, BP1159C, SBC1159, 171159, 10311590.] Item Details: Front: Rotor Type: Vented ; Rotors Material: Steel ; Outside Dia: 303mm ; Hub Holes Centering Dia: 70.7mm ; Mounting Bolt Hole Quantity: 5 ; Bolt Circle Dia: 114.3mm ; Bolt Dia: 14.2mm ; Rear: Rotor Type: Solid ; Rotors Material: Steel ; Outside Dia: 270mm ; Hub Holes Centering Dia:70.8mm ; Mounting Bolt Hole Quantity: 5 ; Bolt Circle Dia: 114.3mm ; Bolt Dia: 14.2mm Set Includes: 2x Front Vented Disc Brake Rotors - N55126DY; 2x Rear Solid Disc Brake Rotors - N55085DY; 2x Front Ceramic Brake Pads with Hardware - 1159DY; 2x Rear Ceramic Brake Pads with Hardware - 999DY Warranty: Brake rotors, axles and wheel bearings come with a 10-year warranty. Brake pads come with a 9-month warranty. For Every Mile and Beyond – Duralynx DURALYNX Brake Kit for 2011 2012 2013 Chevrolet Impala, 2014 2015 2016 Chevy Impala Limited Brakes and Rotors Kit Front and Rear, Ceramic Pads Replacement [11.93" Front & 10.63" Rear Rotor]