carquest Ceramic Brake Pads PXD1640H

Bought these for my 2017 jeep Cherokee but the mechanic says these are not correct and I cannot return. Please check part # for figment. Brand new set of 4 ceramic pads Part No. PXD1640H Warranty Details (LIMITED LIFETIME REPLACEMENT) Carquest Professional Platinum brake pads are the optimal braking solution that provide an unmatched level of performance and reliability. These brake pads are engineered by an Original Equipment Manufacturer (O.E.M.) that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We use an industry-leading number of friction formulations for maximum performance and extended pad life on each application. Carquest Professional Platinum brake pads also utilize a patented 4-layer HEX shim, now upgraded with aramid fibers, to provide quiet braking and reduce shim wear. These brake pads are also supplied with coated brake hardware and caliper pin grease for nearly every application. Carquest Professional Platinum brake pads are the ideal choice when looking for shorter stopping distances, quiet braking and longer-lasting brakes. Product Features: Industry-leading number of application specific formulations for maximum performance and extended pad life On-vehicle testing similar to original equipment tests Patented 4-Layer HEX Shim Technology provides quiet braking HEX shim design utilizes aramid fibers, the same fibers used in bulletproof vests, to reduce shim wear Burnishing compound allows for a faster break-in of pads and rotors PTFE coated hardware and caliper pin grease included for nearly every application Powder-coated backing plate prevents corrosion