[Vehicle Fitment]: Compatible with Cadillac ATS 2013-2019, CTS 2014 V6 3.0L, CTS 2014-2019 L4 2.0L Turbocharged, CTS 2014-2019 V6 3.6L, CTS 2015-2019 V6 3.6L Turbocharged---Rear Left and Right, Driver and Passenger Side. [Reference Number]: 18-B5540, 18B5540, 18-B5541, 18B5541. [Specification]: Brake Piston Count: 2 Piston; Inlet Port Size: M10 x 1.5; Bleeder Port Size: M10x 1.0; The Brake Calipers are coated with antirust coating, which can effectively prolong the service life.
