[Compatible with INFINITI]: The Anpulsero disc brake caliper assembly is compatible with 2011-2012 G25, 2011 G37 (AWD), 2011 G37 (Journey Models; Sedan; Except Sport Package), 2012-2013 G37 (Sedan; Not for Brembo Brakes), 2013 JX35, 2010 M35 / M45, 2012-2013 M35H, 2011-2013 M37 / M56 (AWD), 2011-2013 M37 / M56 (RWD; Except Sport Package), 2015 Q40, 2014 Q50 (Base; Hybrid Premium; Premium), 2015 Q50 (Base; Hybrid; Hybrid Premium; Premium), 2016-2017 Q50 (Premium; 3.0L), 2016-2018 Q50 (2.0L; 3.5L) [Compatible with INFINITI]: Compatible with 2018 INFINITI Q50 (Sport; 3.0L; Except Performance Package), 2018-2019 Q50 (Luxe; 3.0L), 2019 Q50 (2.0L), 2017 Q60 (Premium; 3.0L), 2017-2018 Q60 (2.0L), 2018 Q60 (Luxe; 3.0L), 2019 Q60 (Luxe; Pure), 2014 Q70 (3.7L, 5.6L; Except Sport Package), 2014-2015 Q70 (3.5L), 2015-2018 Q70 (3.7L, 5.6L; Except Sport Package; 18 Inch Wheels), 2019 Q70 (Except Sport Package; 18 Inch Wheels), 2015-2019 Q70L (Except Sport Package), 2014-2019 QX60 [Compatible with Nissan]: The Anpulsero disc brake caliper assembly is compatible with 2010-2014 370Z (Base, Touring; Except Sport Package), 2015-2019 370Z (Base; Touring), 2009-2019 Murano, 2013-2019 Pathfinder, 2011-2017 Quest [funire Replace OEM Part Number]: 19-B6036, 440111AA0A, 44011EG51C, 440111AA0A, 19-B6037, 440011AA0A, 44001EG51C, 440011AA0A. Position: Rear Driver and Rear Passenger [Caliper Specifications]: Position: Rear Left, Piston Size: 1.68 in. / 42.75 mm, Piston Material: Steel, Piston Quantity: 1, Brake Caliper Bracket Included: Yes